Session hijacking, in the context of security and cybersecurity, refers to a type of attack in which an unauthorized individual or attacker takes control of an active user's session within a web application or online service. During a legitimate user's session, established after they log in or authenticate themselves, the attacker gains access to the user's session and effectively impersonates them. It enables the attacker to act and access data on the victim's behalf, potentially leading to unauthorized activities or information disclosure.

Key points regarding session hijacking include:

Session Tokens: Web applications use session tokens or cookies to keep track of a user's session after authentication. These tokens are often the target of session hijackers.

Attack Methods: Session hijacking can occur through various means, including the interception of session tokens during data transmission, the theft of session cookies stored on the user's device, or vulnerabilities in the web application.

Consequences: Once an attacker gains control of a user's session, they may perform actions on the victim's behalf, potentially including making unauthorized transactions, accessing sensitive data, or altering account settings.

Countermeasures: Preventing session hijacking requires strong security measures, such as the use of secure and encrypted connections (HTTPS), secure cookie handling, regular session token rotation, and the implementation of security headers like HTTP Strict Transport Security (HSTS).

Session hijacking poses a severe security risk, particularly in applications that deal with sensitive data or financial transactions. Protecting against session hijacking is crucial to maintaining the confidentiality and integrity of user sessions and ensuring the security of web applications and online services.

ThreatNG, empowered by its extensive investigation modules, enhances an organization's defenses against Session Hijacking by conducting a thorough evaluation of the organization's external digital presence. Through continuous monitoring and analysis of Domain Intelligence, Social Media, Sensitive Code Exposure, Cloud and SaaS Exposure, Online Sharing Exposure, Sentiment and Financials, Archived Web Pages, Dark Web Presence, and Technology Stack, ThreatNG provides a comprehensive view of the organization's attack surface, pinpointing potential vulnerabilities related to session security.

This information seamlessly integrates with existing security solutions, especially web application security tools. For example, ThreatNG's insights into sensitive code exposure and application discovery can guide web application security solutions to implement robust session management practices, such as secure token handling and frequent session rotation, bolstering protection against session hijacking. This collaborative approach ensures proactive session security and facilitates a smooth handoff to reinforce an organization's external digital presence, all while effectively coordinating with other web-specific security solutions to enhance the security posture and safeguard against unauthorized session access.