Oracle Enhanced Security And Compliance: Database Hardening

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Oracle database hardening

Oracle Enhanced Security And Compliance: Database Hardening

jcoreil June 24, 2023 0 Comments

How does Oracle database hardening protect from unauthorized attempts to access systems, applications, or data without proper authorization? The risk of unauthorized access is one of the most common threats to any organization’s information security landscape.

Oracle, being one of the major players in the software industry, offers various products, including the Oracle Database, WebLogic, and Oracle E-Business suite, which can store critical data.

Securing these products against unauthorized access is crucial.

Hardening is one of the key measures an organization can take to improve its security posture.

Let’s examine what Oracle database hardening, WebLogic hardening, and E-business suite hardening are and how they can help prevent unauthorized access.

Default Passwords

Oracle database servers and Oracle E-Business Suite are popular enterprise solutions that store valuable data. However, default passwords for administrative accounts and database users can create significant security risks. Attackers can exploit these vulnerabilities to gain unauthorized access to the enterprise system, steal sensitive data, and disrupt normal operations.

To prevent these vulnerabilities, default passwords should be changed immediately upon installation for complex passwords. Organizations should implement policies that enforce the use of complex passwords that are resistant to password-cracking attempts.

The Oracle Secure External Password Store is a recommended tool for securely storing database server credentials. It provides a secure and centralized way to manage database passwords and avoids easily hacked or weak passwords. Additionally, the built-in Checkpwd password cracker and password verification tools can be enabled to maintain strong password security.

Default passwords are a significant security risk and should be changed immediately upon installation. The Oracle Secure External Password Store is an effective tool for securely storing database passwords and avoiding easily hacked or weak passwords. Implementing strong password policies and regular checks for password strength can help maintain the security of Oracle databases and e-business systems.

Weak Passwords

Weak passwords pose a serious threat to any database, including Oracle Database. Attackers can easily gain unauthorized access to the system if a user’s password is too simple or commonly known. To prevent this, it’s essential to ensure password complexity and change them frequently.

One way to identify accounts with weak passwords is to utilize the Checkpwd password cracker that comes with Oracle Database. This tool checks local password hashes against a dictionary file to identify weak passwords. If any accounts are found to have a weak password, they should be advised to immediately change their password.

Encouraging users to create complex passwords with a combination of uppercase and lowercase letters, numbers, and special characters can significantly improve password strength. It’s also recommended to enforce password complexity policies on the system to ensure that users are following best practices.

Overall, reducing the risk of weak passwords in Oracle Database requires a combination of effective detection and prevention techniques coupled with user education and awareness.

Network Connections

Securing network connections is an important aspect of hardening Oracle Database, WebLogic, and E-Business Suite. Network connections can be secured by implementing multiple security measures such as firewall rules, SSL/TLS encryption, and proper monitoring through audit logs.

To limit unauthorized access, it is essential to control network access by restricting it only to necessary users, limiting external network access to specific ports and protocols,d and blocking all other ports.

Implementing SSL/TLS encryption ensures that communication over external networks is secure and protected from interception or eavesdropping. This is especially crucial when confidential data is transmitted over the internet.

Additionally, monitoring network activity through audit logs and alerting mechanisms can help detect any suspicious activity or unauthorized access attempts. Properly configured audit logs can provide valuable information for forensic investigations during a security incident.

Overall, securing network connections is a crucial step in hardening. By limiting access, implementing strong encryption, and monitoring network activity, organizations can better protect their critical systems from cyber threats.

Firewall Rules

Firewall rules are an essential component of Oracle E-Business Suite (EBS) security, working to restrict network traffic to only necessary communication channels. Maintaining firewall rules in Oracle EBS involves monitoring network traffic and implementing change control procedures, including firewall rule modification and updates.

To properly configure and maintain firewall rules, limit network ports to those essential for EBS applications and services. Reviewing and testing firewall rules regularly proves crucial to ensure that properly filtered traffic and to identify any potential security vulnerabilities that may have gone undetected.

Additionally, it is advisable to incorporate an EBS-specific application firewall for public i-modules to provide further security measures. This firewall should allow only authorized access to EBS applications and block any unauthorized requests.

Effective control of firewall rules is crucial to Oracle EBS security, as it can help prevent unauthorized access and protect sensitive data. It is a crucial security measure that should be implemented and updated by all organizations using Oracle EBS to ensure its safety and reliability.

Period of Inactivity

Periods of inactivity can pose a significant risk to an Oracle database. If an individual forgets to log out, unauthorized access becomes an issue. To mitigate this risk, it is recommended to implement session timeout limits. These limits ensure that automatic logoff occurs after a certain period of inactivity, reducing the chance of unauthorized access.

To set session timeout limits, administrators can configure the IDLE_TIME and CONNECT_TIME parameters. IDLE_TIME specifies the maximum limit of time allowed for a session to remain inactive. The CONNECT_TIME parameter specifies the maximum length of time for an active session.

It is essential to set these parameters to an appropriate value that meets the organization’s security requirements. If the parameters are too short, users may become disconnected frequently and may face usability issues. On the other hand, if the parameters are too long, security risks may persist.

Administrators can also configure the time zone setting to ensure use of the correct time and time zone. Moreover, implementing session IDs also adds an extra layer of security to prevent unauthorized access. Overall, managing periods of inactivity can be an effective way of decreasing the risk of unauthorized system access.

Source Code Protection

Source code protection is a critical aspect of Oracle Database, WebLogic, and E-Business Suite Hardening. It entails safeguarding the original program instructions written in a programming language. Unauthorized access and modification of the source code can lead to serious security breaches, data theft, and system failures.

Source code protection can prevent unauthorized system access and modification. It reduces the probability of attackers exploiting vulnerabilities in the code to gain unauthorized access to systems and data. Additionally, it hinders the modification of code used to create malicious applications or insert backdoors used to compromise the system.

To effectively protect source code, administrators need to assign access rights to the principle of least privilege, where users receive only the access they need. It’s essential to keep audit logs that document all changes made to source code and who made them. Audit logs enable organizations to identify suspicious activity and track changes that may lead to unauthorized modifications.

Authentication is also an essential measure to protect source code. Multi-factor authentication, mutual authentication, and PKI-based authentication help ensure that only authorized personnel can access the source code.

Source code protection is crucial in Oracle Database, WebLogic, and E-Business Suite Hardening. Access rights, audit logs, and authentication methods must be in place to adequately protect source code and mitigate unauthorized access and modification.

Configuration File Management

Proper configuration file management is an essential aspect of database hardening for Oracle products. Configuration files contain information that governs how Oracle applications operate within an environment.

Effective configuration file management ensures that applications are secure from unauthorized access and that network connections, authentication methods, and access rights are configured correctly.

It is important to limit access to configuration files to only authorized personnel, as well as to prevent unauthorized modification.

In this way, an organization can ensure the integrity and confidentiality of the sensitive information contained within the files.

Additionally, placing auditing mechanisms to monitor configuration file changes and detect unauthorized access attempts proves worthwhile. These measures offer a proactive approach to maintaining system security and mitigating potential risks.

Digital Certificates

Digital certificates are vital components of Oracle Database security and help ensure secure communication with third-party systems. A digital certificate is a form of encrypted authentication that verifies the identity of users and devices accessing the database. It protects against unauthorized access and helps validate the authenticity and integrity of data transmitted over the network.

To configure Oracle Database to support third-party authentication protocols, the first step is to install the necessary software components, such as Kerberos or SSL. Once installed, the database administrator must update the configuration to incorporate these protocols. This includes setting up network encryption and authentication parameters, specifying authentication options, and configuring connection strings.

In addition to Kerberos and SSL, industry-standard authentication protocols for securing network connections include RADIUS. Each authentication protocol provides unique benefits, such as built-in encryption, mutual authentication, and identity verification. It is crucial to select the appropriate protocol based on the security requirements of the organization.

Digital certificates are a critical aspect of Oracle Database security and provide a layer of protection against unauthorized access and data breaches. Incorporating third-party authentication protocols such as Kerberos, SSL, and RADIUS can further enhance the security of the database and protect against cyber-attacks.

At Adjacent Solutions, we believe that the best way to achieve successful Oracle database hardening takes partnering with experts who understand your business and have the technical savvy of knowing how to implement the solution through and through.

We encourage you to contact us to get adjacent to successful Oracle consultation. 


Jonathan Coreil, CEO

Jonathan Coreil is the founder and CEO of Adjacent Solutions. During his experience developing and leading successful Client Success Management teams, he discovered an emerging need to provide companies with specialized technical tools and dedicated talent using Oracle technology and founded Adjacent Solutions. Today, Adjacent Solutions has grown to a leading onshore Oracle solutions integrator and managed services provider in the Dallas-Ft. Worth Metroplex. For questions or to share blog ideas you’d like to see, please email us at marketing@adjacentsolutions.com.