Attackers exploit Citrix NetScaler CVE-2026-88771 to deploy web shells and attempt theft of configuration data.

The National Security Agency (NSA) and Australian Signals Directorate released an advisory urging organizations to be alert for common web shell and malware potentially found on web-facing and ...

Two Chinese security researchers have created a new Web shell that they open-sourced on GitHub for everyone to use, including the bad guys. Seen for the first time in December 2015, this new tool, ...

Web shells are malicious scripts that are uploaded to target systems (usually web servers) to enable attackers to control it remotely. In affect, they create a backdoor into the target system. The ...

The HHS Health Sector Cybersecurity Coordination Center warned the healthcare sector about Godzilla web shell, a backdoor that researchers believe Chinese state cyberthreat actors have used to ...

As long as computers have been around, there have been hackers who have progressively improved and become sneakier at exploiting them. Last year, Microsoft used Microsoft 365 Defender data to find ...

Attackers often use web shells to mimic legitimate files and compromise web servers. These best practices will lower your risk. One tool that bad guys use to go after your web servers is a web shell.