Navigating the world of website security can feel like stepping into a minefield, especially when you have to navigate threats like zero-day vulnerabilities. Zero-days are security flaws that, worryingly, remain hidden from everyone involved — from dev teams and users, to even the most conscientious vulnerability researchers. In this post, we’ll take...

Cookie hijacking involves unauthorized access to cookies, which are small pieces of data stored on your browser by websites you visit. Cookies often contain sensitive information, including session tokens that authenticate users to a web application. By hijacking these cookies, attackers can impersonate users and gain unauthorized access to private...

Last August we documented a malware campaign that was injecting malicious JavaScript code into compromised WordPress sites to redirect site visitors to VexTrio domains. The most interesting thing about that malware was how it used dynamic DNS TXT records of the tracker-cloud[.]com domain to obtain redirect URLs. We’ve been tracking this campaign ever...

If you’re managing a WordPress site, it’s crucial to ensure it runs smoothly and securely. Many site owners worry that WordPress maintenance is a complex chore that requires a ton of technical expertise, but that’s not entirely true. This guide is here to show you the steps you can take on your own to help maintain your WordPress site and keep it running...

In recent months, we have encountered a number of cases where attackers inject malware into website software that allows for custom or miscellaneous code — for example, the miscellaneous scripts area of the Magento admin panel, or WordPress plugins such as Custom CSS & JS. Custom script editors are popular with bad actors because they allow for...

Web shells are malicious scripts that give attackers persistent access to compromised web servers, enabling them to execute commands and control the server remotely. These scripts exploit vulnerabilities like SQL injection, remote file inclusion (RFI), and cross-site scripting (XSS) to gain entry. Once deployed, web shells allow attackers to manipulate...