Numerous security best practices plus improved security products and services now exist. In a similar vein, ensure you delete any history files (such as the MySQL history file ~/.mysql_history) that are written by a server during the original install procedure. It’s also naturally at odds with database usability. While these files are useful to analyze if the install fails, if installation is successful they have no value to you but can contain information which is valuable to attackers. So far, in 2020, a total of 16 billion data records have been exposed, which is a 273% uptick from the same period last year. Database maintenance best practices McAfee recommends the following best practices for database backup and tuning: Perform regular manual backups of your database using the Backup feature in the McAfee® Network Security Manager (Manager) software. Your database server should be protected from database security threats by a firewall, which denies access to traffic by default. Administrators should have only the bare minimum privileges they need to do their job, and only during periods while they need access. For information about best practices for working with Amazon RDS for Oracle, see Best practices for running Oracle database on Amazon Web Services. Featured Blog Posts Microsoft confirms critical IE bug, works on fix. Creating a backup of your important files, preferably cloud-based, is another best practice in database security and management. Luckily, SQL Server has features to encrypt data… 1. It’s crucial to follow database design best practices from the set up phase throughout to avoid costly, serious mistakes. These threats are exacerbated by the following: Because databases are nearly always network-accessible, any security threat to any component within or portion of the network infrastructure is also a threat to the database, and any attack impacting a user’s device or workstation can threaten the database. News stories about new data breaches make the headlines nearly every week, describing compromises that impact thousands of users. Here are the top SQL Server security best practices you should follow. It contains the following sections: Flexible Database Access Control Secured Communication (TCPS) Access to Databases Best Practices to Secure Your MySQL Databases. MySQL is one of the most popular database platforms in the world. You may choose the best hosting server for that site. Secured Communication (TCPS) Access to Databases. Thus, database security must extend far beyond the confines of the database alone. It should also help you determine if users are sharing accounts, and alert you if accounts are created without your permission (for example, by a hacker). You need to make sure that they’re thoroughly protected, encrypted, and frequently updated. This chapter provides information about the security best practices that can be implemented for database management using Enterprise Manager 13. How much harm a data breach inflicts on your enterprise depends on a number of consequences or factors: Many software misconfigurations, vulnerabilities, or patterns of carelessness or misuse can result in breaches. The security best practices in this post tie back to some of the key capabilities of the Security Perspective. ... at providing the most significant security factors based on years of experience of working with SQL Server and proven security best practices. No organization seems too large or too small to feel the effects of database intruders and thieves. TechnologyAdvice does not include all companies or all types of products available in the marketplace. Implementing these security controls will help to prevent data loss, leakage, or unauthorized access to your databases. Harden the Windows Server where SQL Server Operates By: Today, a wide array of vendors offer data protection tools and platforms. Because databases are nearly always network-accessible, any security threat to any component within or portion of the network infrastructure is also a threat to the database, and any attack impacting a user’s device or workstation can threaten the database. By following the below best practices, you’ll be starting off on the right foot and walking in the right direction. Advertiser Disclosure: Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. Attackers may use the excess data, stored in adjacent memory addresses, as a foundation from which to launch attacks. Securing a SAP HANA database requires applying standard best practices, including encryption, access control, and monitoring. When it comes to database security, it’s not only about securing your SQL Server instances. All critical business data should be encrypted while at rest or in transit, whether via portable devices or over the network. It contains the following sections: Flexible Database Access Control. In short, data governance (DG) includes the management of the usability, availability, consistency, integrity, and security of data in a company. First, if a hacker is able to gain access to a system using someone from marketing’s credentials, you need to prevent the hacker from roaming into other more sensitive data, such as finance or legal. Author: Robert Agar. That means databases are an attractive target to hackers, and it's why database security is vitally important. E-mail this page. database supporting multiple applications, it can unintentio nally have access to data outside of its application scope. Databases - by definition - contain data, and data such as credit card information is valuable to criminals. Data Management Best Practices. Database software security: Always use the latest version of your database management software, and apply all patches as soon as they are issued. For example, use locked rooms with restricted access for the database server hardware and networking devices. Order Reprints No Comments Thus far, 2005 has proven to be the year of database security breaches gone public. In a denial of service (DoS) attack, the attacker deluges the target server—in this case the database server—with so many requests that the server can no longer fulfill legitimate requests from actual users, and, in many cases, the server becomes unstable or crashes. 8 SQL Server Security Best Practices Checklist. 1. 8 Best Practices for Data Security in 2020. See our picks for the top database security tools. 63% rate quality of data protection against cyberattacks as “extremely important”, nearly half (49%) of all reported data breaches, 8 million unfilled cybersecurity positions by 2022, Support - Download fixes, updates & drivers, The physical database server and/or the virtual database server and the underlying hardware, The computing and/or network infrastructure used to access the database, A malicious insider who intends to do harm, A negligent insider who makes errors that make the database vulnerable to attack, An infiltrator—an outsider who somehow obtains credentials via a scheme such as phishing or by gaining access to the credential database itself. Policy Code: DIT-BP001. Encryption is one of the most fundamental data security best practices, yet it is often overlooked. Clearly it's important to ensure that the database you are using is still supported by the vendor or open source project responsible for it, and that you are running the most up-to-date version of the database software with all database security patches installed to remove known vulnerabilities. As well as encrypting data at rest, it's also important to ensure confidential data is encrypted in motion over your network to protect against database security threats. } The Federal Communications Commission (FCC) recommends that all ... 2. 7 Azure Database Security Best Practices Whether you’ve decided to migrate your databases to Azure or want to start fresh, there are several best practices you can apply to ensure the security of your data.. Learn the complexities of database security and some of the practices, policies, and technologies that will protect the confidentiality, integrity, and availability of your data. It is as simple as it sounds. And if a web server is compromised and the database server runs on the same machine, the attacker would have access as a root user to your database and data. In order to assist you in strengthening your database security, we’ve put together the following ten security best practices for MongoDB. 8. That's because attacks such as SQL injection attacks directed at a web application can be used to exfiltrate or delete data from the database. A database-specific threat, these involve the insertion of arbitrary SQL or non-SQL attack strings into database queries served by web applications or HTTP headers. This chapter provides information about the security best practices that can be implemented for database management using Enterprise Manager 13. Access-control within the database is important for the security of data, but it should be simple to implement. If you haven’t fully implemented one of the most important data security best practices, multi-factor authentication, at your organization, 2019 is the year to strive for it. This might include designers, architects, developers, and testers who build and deploy secure Azure solutions. But it also means keeping the database on a separate physical machine, removed from the machines running application or web servers. Read on to learn how to keep your database secure and your data safe. Azure Data Warehouse Security Best Practices and Features . Microsoft SQL Server supports two authentication options: 1. This can provide authorized users with a temporary password with the privileges they require each time they need to access a database. General Security Best Practices . IBM also offers the IBM Security Guardium smarter data protection platform, which incorporates data discovery, monitoring, encryption and tokenization, and security optimization and risk analysis capabilities for all your databases, data warehouses, file shares, and big data platforms, whether they’re hosted on-premise, in the cloud, or in hybrid environments. SHA-2 Support for 12C Password Version; Support for SHA-2 Cryptographic Hash Functions ; Use of ADMIN and DELEGATE Options for Code Based Access Control User Role Grants; Support for Audit Trail Cleanup in Read-Only Databases; New Predefined Unified … As a best practice, recommend that in the connection string used by the application, you specify an … A database firewall won't necessarily prevent this from happening if the SQL injection attack comes from an application which is an allowed source of traffic, but a web application firewall may. Database security refers to the range of tools, controls, and measures designed to establish and preserve database confidentiality, integrity, and availability. DataSunrise database security can secure all major databases and data warehouses in real time. Today, many tools make it easy for anyone to quickly set up a data-driven website, but unfortunately the resulting site is often not particularly secure. Healthcare organizations are as attractive as ever to cybercriminals in 2019, due to the value of the data they could potentially gain. Database Hardening Best Practices. In addition, IBM offers managed Data Security Services for Cloud, which includes data discovery and classification, data activity monitoring, and encryption and key management capabilities to protect your data against internal and external threats through a streamlined risk mitigation approach. Remote storage or off-site data storage has emerged as one of the best ways in which data can be stored and protected without any hassles. Ensure you have designated responsibility for maintaining and auditing security controls within your organization and that your policies complement those of your cloud provider in shared responsibility agreements. Effective monitoring should allow you to spot when an account has been compromised, when an employee is carrying out suspicious activities or when your database is under attack. These best practices come from our experience with Azure security and the experiences of customers like you. It is relatively easy to configure, simple firewall and shows good performance characteristics even under significant load but it still has a wide variety of security-relevant configuration issues. Changes in This Release for Oracle Database Security Guide. The level of security you implement will limit what type of analysis can be performed on the data, but does ensure that the sensitive data is protected. In this article we cover seven useful database security best practices that can help keep your databases safe from attackers: A web server is more likely to be attacked since it is located in a DMZ and therefore publicly accessible. Best data backup practices. Encryption of data has become a major safeguard for data which resides in databases, file systems and other applications which transmit data. Do not be among the majority of companies whose lack of commitment at both the financial and operational levels leaves them wide open to breaches. But for storing the company’s database, you must choose a separate server, possibly with even stronger security controls than the web server. One of the first lines of defense in a cyber-attack is a firewall. It can be used in situations where Active Directory is not available. Protect Against Attacks With a Database Proxy Database Software. You need to asses the configuration of your databases to ensure that they don’t have security holes in them. Adoption of remote data storage . For databases, establishing a secure configuration is a very strong first line of defense, using industry-standard best security practices for operational database deployments. When evaluating database security in your environment to decide on your team’s top priorities, consider each of the following areas: In addition to implementing layered security controls across your entire network environment, database security requires you to establish the correct controls and policies for access to the database itself. In this blog post, I explored some of the best practices for securing data on AWS and how you can implement them. 2. The databases that power web sites hold a great deal of profitable information for someone looking to steal credit card information or personal identities. All major commercial database software vendors and open source database management platforms issue regular security patches to address these vulnerabilities, but failure to apply these patches in a timely fashion can increase your exposure. But that's not sufficient. By: As another SQL Server security best practice, a database admin should turn off the SQL Server browser service when running a default instance of SQL Server. Data at transit: This includes data that is being transferred between components, locations, or programs.Protect data at rest . Your organization may have a robust and highly interactive business website. Data Governance Best Practices. For smaller organizations this may not be practical, but at the very least permissions should be managed using groups or roles rather than granted directly. The capabilities include defining IAM controls, multiple ways to implement detective controls on databases, strengthening infrastructure security surrounding your data via network flow control, and data protection through encryption and tokenization. 4 Security Best Practices for Database Management in Enterprise Manager. Changes in Oracle Database Security 12c Release 1 (12.1.0.2) New Features. Back up data on a regular basis. How can you handle backups? Our software includes intelligent firewall, data auditing and activity monitoring, dynamic & static data masking, discovery of sensitive data. Protect your PHI. (This paradox is sometimes referred to as Anderson’s Rule.). In addition, limit access to backup media by storing it at a secure offsite location. Security controls, security awareness training and education programs, and penetration testing and vulnerability assessment strategies should all be established in support of your formal security policies. October 25, 2019 0. With an IBM-managed cloud database, you can rest easy knowing that your database is hosted in an inherently secure environment, and your administrative burden will be much smaller. Share this page on LinkedIn Get database security best practices for these tools in this tip. Automation of the process of checking security compliance and regulatory baselines. A 2020 AWS virtual workshop included a presentation on running production Oracle databases on Amazon RDS. Before we start discussing the list, it is important to understand that the foremost measure requires you to ensure the physical security of your database. It is widely used to power eCommerce sites and web applications that are essential components of many companies’ business strategies. This short paper takes a look at some of the key elements and best practices for midsize enterprises looking to ensure security in their cloud implementations. Red Hat Marketplace, By: FAQs . It also has to do with securing the application which connects to the SQL Server instance. Physical Database Server Security. Database security must address and protect the following: Database security is a complex and challenging endeavor that involves all aspects of information security technologies and practices. This paper is intended to be a resource for IT pros. Actively manage the data so you can delete any information that you don't need from the database. Your database server should be protected from database security threats by a firewall, which denies access to traffic by defa… transform: scalex(-1); Other database platforms often separate the data dictionary into its own distinct database. Get database security best practices for these tools in this tip. Finally, ensure that all database security controls provided by the database are enabled (most are enabled by default) unless there is a specific reason for any to be disabled. See our video “What is a DDoS Attack” for more information: Malware is software written specifically to exploit vulnerabilities or otherwise cause damage to the database. SQL Database, SQL Managed Instance, and Azure Synapse Analytics enforce encryption (SSL/TLS) at all times for all connections. As a general guideline when securing your Data Warehouse in Azure you would follow the same security best practices in the cloud as you would on-premises. Effective Date: Thursday, March 2, 2006. The capabilities include defining IAM controls, multiple ways to implement detective contr… This compensation may impact how and where products appear on this site including, for example, the order in which they appear. You can get started by signing up for a free IBM Cloud account today. Moreover, SQL Server has many security features you should configure individually to improve security. The reason here is two fold. Database Security Best Practices. Inventory your data; Inventorying your data helps you ensure that protections are applied correctly and that resources are focused on your most valuable assets. Y… Moreover, SQL Server has many security features you should configure individually to improve security. 8 Cyber Security Best Practices for Business. Published on October 28, 2019. Patch Early, Patch Often. Document your cybersecurity policies. Organizations that don’t follow secure web application coding practices and perform regular vulnerability testing are open to these attacks. Here are the top SQL Server security best practices you should follow. The best defense is a good offense, so let's look at five key practices to keep your database secure: protect, audit, manage, update, and encrypt. As another SQL Server security best practice, a database admin should turn off the SQL Server browser service when running a default instance of SQL Server. A web server is more likely to be attacked since it is located in a DMZ and therefore publicly accessible. SQL Server is designed to be a secure database platform, but using the default settings leaves security gaps in the system. Keeping your software and applications up to date is another integral part of maintaining... 3. On top of this, it is wise to ensure standard account security procedures are followed: This includes monitoring logins (and attempted logins) to the operating system and database and reviewing logs regularly to detect anomalous activity. Best practices for Azure data security and encryption relate to the following states: Data at rest: This includes all information storage objects, types, and containers that exist statically on physical media. Database audit tools can make databases more secure, or drastically decrease performance if they're not properly tuned. All critical business data should be encrypted while at rest or in transit, whether via portable devices or over the network. By Kirsten Baumann. Data breaches from vulnerable SQL servers can lead to huge amounts of lost revenue and lost trust, as well as fines or penalties for not keeping customer data safe. The security best practices in this post tie back to some of the key capabilities of the Security Perspective. The good news is that MongoDB has everything you need to ensure security best practices, from encryption to authentication, access control, and auditing. The era of just using a password for protection is over. One easy Oracle security practice to put in place is to get rid of all default... 2. In a distributed denial of service attack (DDoS), the deluge comes from multiple servers, making it more difficult to stop the attack. Below are 7 database security best practices to help keep your company database safe. With the advent of ransomware, having a full and current backup of all your data can be a lifesaver. Most of the issues and database bottlenecks related to the database can be foreseen during development, and these must be dealt with before actual … the catalog tables and views). GET SECURITY NEWS IN YOUR INBOX EVERY DAY, Top Endpoint Detection and Response Solutions, Use web application and database firewalls, Harden your database to the fullest extent possible, tough to get database security into IT budgets, Password hashes should be stored encrypted and salted, Accounts should be locked after three or four login attempts, A procedure should be put in place to ensure that accounts are deactivated when staff leave or move to different roles. Download our free Database Security Vendor Report based on 50+ real user experiences. Hackers make their living by finding and targeting vulnerabilities in all kinds of software, including database management software. Database activity monitoring (DAM) software can help with this by providing monitoring which is independent of native database logging and audit functions; it can also help monitor administrator activity. 2 | ORACLE DATABASE VAULT DBA ADMINISTRATIVEBEST PRACTICES … This data protection must be able to detect data leakage from any vector, quickly apply real-time data protection policies, and automate incident workflows. Even if you are running a named instance, you can explicitly define the port and mention the port within the application connection strings to connect to a named instance of SQL Server. Whether you keep raw data or the encrypted version on the database server, a mirror backup to the cloud is an added insurance. Enter to read our article on Oracle database best practices. fill:none; You should aim for the least number of people possible to have access to the database. SQL Server is designed to be a secure database platform, but using the default settings leaves security gaps in the system. Got questions about dotDefender? It also logs the activities carried out during that period and prevents administrators from sharing passwords. Database security may seem like a complex task and achieving the desired maximal security architecture to protect sensitive data does admittedly take time, people, and often budget. Encryption is one of the most fundamental data security best practices, yet it is often overlooked. Read about why it can be tough to get database security into IT budgets and how to fight SQL injection, the top database security vulnerability. An insider threat is a security threat from any one of three sources with privileged access to the database: Insider threats are among the most common causes of database security breaches and are often the result of allowing too many employees to hold privileged user access credentials. "The best practices for data security in hybrid environments are…" Automation of all possible security avenues including coding the infrastructure of the hybrid environment, as well as its security. That said, there are certain foundational best practices that every organization, small to … 5 adopt data-centric security In order to meet the many international regulatory compliance obligations of processing, storing, and/or transmitting sensitive data, organizations must maintain data policies that include measures for data protection and data privacy both by design and by default. It implies that you should place the server containing your DB in a secure location with only privileged access. To help maximize your data security, let’s look at some of the key best practices that every enterprise should consider. A full-scale solution should include all of the following capabilities: IBM-managed cloud databases feature native security capabilities powered by IBM Cloud Security, including built-in identity and access management, visibility, intelligence, and data protection capabilities. This article will focus primarily on confidentiality since it’s the element that’s compromised in most data breaches. Additionally, when us ers connect to the database with privileged service accounts the audit trail of who did what can become cloudy. By definition, a data breach is a failure to maintain the confidentiality of data in a database. Now that we have secured the underlying database, we need to ensure that there are no loopholes in the BI tool. Buffer overflow occurs when a process attempts to write more data to a fixed-length block of memory than it is allowed to hold. Danny Arnold. The only way to be sure is by following four database security best practices: (1) discover, (2) monitor, (3) alert, and (4) comply. Oracle Data Pump 9 Security Best Practices for using Oracle RMAN 11 Flashback Table 11 Managing Database Storage Structures 12 Database Replication 12 Oracle Data Guard 12 Oracle Streams 12 Database Tuning 12 Database Patching and Upgrade 14 Oracle Enterprise Manager 16 Managing Oracle Database Vault 17 Conclusion 20. [dir="rtl"] .ibm-icon-v19-arrow-right-blue { Data security is a top concern. 1. Once you have done all this, you should audit the hardened configuration -- using an automated change auditing tool if necessary -- to ensure that you are immediately aware if a change to the hardened configuration is made that compromises your database security. Let’s look through the best practices to adopt for databases to remain secure. IBM Cloud Education, Share this page on Twitter I also explained the AWS CAFand the five key capabilities within the AWS CAF Security Perspective: AWS IAM, detective control, infrastructure security, data protection, and incident response. In this article we cover seven useful database security best practices that can help keep your databases safe from attackers: In the traditional sense this means keeping your database server in a secure, locked environment with access controls in place to keep unauthorized people out. 4 Security Best Practices for Database Management in Enterprise Manager This chapter provides information about the security best practices that can be implemented for database management using Enterprise Manager 13. Application security best practices, as well as guidance from network security, limit access to applications and data to only those who need it. Use separate servers. Here are 8 cyber security best practices for business you can begin to implement today. (Not, for example, stored in encrypted form but alongside the keys in plaintext.) While admins may find sharing passwords convenient, doing so makes proper database security and accountability almost impossible. Even if you are running a named instance, you can explicitly define the port and mention the port within the application connection strings to connect to a named instance of SQL Server. Keep security controls of database server on maximum Always ensure you’re running the most up-to-date version of your database software to remove vulnerabilities. Portable systems should use encrypted disk … In that time he has written for leading UK and international publications including The Economist, The Times, Financial Times, the BBC, Computing and ServerWatch. Database Security Best Practices While some attackers still focus on denial of service attacks and vandalism, cybercriminals often target the database because that is where the money is. And if a web server is compromised and the database server runs on the same machine, the attacker would have access as a root user to your database and data. Physical security:Whether your database s… If yours is a larger organization, you should consider automating access management using access management software. 3. Best practices for physical security strictly limit access to the physical server and hardware components. Malware may arrive via any endpoint device connecting to the database’s network. Last Reviewed: Wednesday, June 3, 2015. You need to verify that you are not running versions of the database with known vulnerabilities. Application/web server security: Any application or web server that interacts with the database can be a channel for attack and should be subject to ongoing security testing and best practice management. Oracle Database Security Best Practices 1. Portable systems should use encrypted disk solutions if they will hold important data of any kind. } Organizations that fail to protect backup data with the same stringent controls used to protect the database itself can be vulnerable to attacks on backups. database security best practices During their day-to-day operations, organizations accumulate sensitive data from different sources and are tasked with proper management of the accumulated data. To help maximize your data security, let’s look at some of the key best practices that every enterprise should consider. Database Security Best Practices. This trend highlights the importance of data security best practices, from the grass-root level to business leaders, if we are to keep sophisticated cyberattack tactics at bay. 4. This is a tempting target for any attacker; securing them is of the utmost importance. The only traffic allowed through should come from specific application or web servers that need to access the data. Database Security Best Practices; Database Security Best Practices. DG ensures data meet the business rules and standards and thus enable companies to control the management of data resources. Educate all employees. The physical machine hosting a database is housed in a secured, locked and monitored... Firewalls for Database Servers. The following are among the most common types or causes of database security attacks and their causes. When evaluating database security in your environment to decide on your team’s top priorities, consider each of the following areas: 1. Data that must be retained for compliance or other purposes can be moved to more secure storage – perhaps offline -- which is less susceptible to database security threats. For more on SQL injection attacks, see How to Prevent SQL Injection Attacks. MySQL Database Security Best Practices MySQL is one of the most popular open-source databases that runs on a variety of platforms. The more accessible and usable the database, the more vulnerable it is to security threats; the more invulnerable the database is to threats, the more difficult it is to access and use. data governance best practices: no. Stop Using Default Passwords. Given the magnitude of data security, one must follow the best practices while implementing encryption mechanisms and data security. More than likely, the real security challenge is the perceived loss of control. Revision Number: 1. This checklist was developed by IST system administrators to provide guidance for securing databases storing sensitive or protected data. The Federal Communications Commission (FCC) recommends that all SMBs set up a firewall to provide a barrier between your data and cybercriminals. It hardly makes any sense in backing up the data and storing it in the same place as the original data. Database Security Best Practices So, how safe is your data center? Plan for mobile devices. Copyright 2020 TechnologyAdvice All Rights Reserved. Backing up data is one of the information security best practices that has gained increased relevance in recent years. Enable access control The firewall should also protect your database from initiating outbound connections unless there is a specific need to do so. icons, By: Harden the Windows Server where SQL Server Operates Your configuration tables are saved by Microsegmentation: The Core of Zero Trust Security, Best User and Entity Behavior Analytics (UEBA) Tools. This data protection must be able to detect data leakage from any vector, quickly apply real-time data protection policies, and automate incident workflows. Accidents, weak passwords, password sharing, and other unwise or uninformed user behaviors continue to be the cause of nearly half (49%) of all reported data breaches. One of the first lines of defense in a cyber-attack is a firewall. Please visit our knowledgebase for answers or contact Support at support@applicure.com. However, beyond these vulnerabilities, there are database security best practices every enterprise should follow -- and review on a regular basis -- to maintain the safety and security of their crown jewels: the confidential data housed in their databases. Information security, privacy, and protection of corporate assets and data are of critical importance to every business. Database audit tools can make databases more secure, or drastically decrease performance if they're not properly tuned. … Grant privileges only to a user or application which requires the privilege to accomplish necessary work. Share this page on Facebook Cybersecurity Best Practices Our cybersecurity best practices detail the best and most efficient ways to proactively identify and remediate security risks (such as data theft by employees), improve threat detection across your organization, and expedite incident response. Database Security Best Practices: Issue #1 – Misuse or Overuse of SYS For Oracle, the SYS schema owns the data dictionary (i.e. 1. It is standard procedure in many organizations to encrypt stored data, but it's important to ensure that backup data is also encrypted and stored separately from the decryption keys. Database Hardening Best Practices Physical Database Server Security. Josh Mintz, .cls-1 { In addition to protecting the database with a firewall, you should also deploy a web application firewall. Paul Rubens has been covering enterprise technology for over 20 years. Best Practices For Database Security. This verification includes both the way the database is installed on the operating system and the configuration options within database itself. The database server is located behind a firewall with default rules to deny all traffic. It's also important to uninstall or disable any features or services that you don't need to use, and ensure that you change the passwords of any default accounts from their default values - or better still, delete any default accounts that you don't need. These include: Database security policies should be integrated with and support your overall business goals, such as protection of critical intellectual property and your cybersecurity policies and cloud security policies. Data security best practices are to err on the side of caution, and start to take action to protect your customer’s privacy whether you’re required to or not. SQL Server Authenticationworks by storing usernames and passwords on the database server. This ensures all data is encrypted "in transit" between the client and server irrespective of the setting of Encrypt or TrustServerCertificate in the connection string. Use a firewall. Attackers can only get their hands on what is stored in a database, so ensure that you are not storing any confidential information that doesn't need to be there. How to secure sensitive data in a BI tool. Use a firewall. August 1, 2005. Windows Authenticationrelies on Active Directory (AD) to authenticate users before they connect to SQL It is the recommended authentication mode because AD is the best way to manage password policies and user and group access to applications in your organization. Thus, database security must extend far beyond the confines of the database alone.