Website Security News
We’re constantly seeing news about computers being infected by ransomware, but very little do we hear about it affecting websites. That being said, the impact can be serious if the affected website is the webmaster’s only source of income or a business relies entirely on…
Read More about Analyzing & Decrypting L4NC34’s Simple Ransomware
The threat landscape for website owners is constantly shifting on a regular basis — and it’s becoming increasingly more complex. As attackers continue to develop tools and find new vulnerabilities…
In our last post in this series, we took a look at a code snippet that had been encoded in a very specific way — and hidden 91 layers deep….
Migrating your website to HTTPS may seem like a simple task. Get the TLS/SSL certificate, install it on your web server, and you’re done. The real pain for large projects,…
During a recent cleanup, we found an interesting malicious WordPress plugin, “WP Security”, that was being used to encrypt blog post content. The website owner complained of a newly installed…
Read More about Malicious Plugin Used to Encrypt WordPress Posts
In the past, we’ve mentioned how the PHP XOR bitwise operator (represented by the caret ^) can be used to encrypt a malware’s source code. This operator makes it more…
Read More about PHP Backdoor Evaluates XOR Encrypted Requests
It isn’t easy to be secure all the time — this is especially true if you are new to cybersecurity. A well-formed security plan takes deliberate effort at the very…
Read More about Safer Internet Day: Security vs. Convenience
Here at Sucuri, we clean WordPress websites every day. There are various types of common malware, but when we stumble upon a different scenario, our research team likes to dig…
Read More about Spam Injector Disguised as License Key in WordPress Website
It is National Cyber Security Awareness Month and in order to bring awareness to what threatens the integrity of websites, we have started a series of posts on the OWASP…
During an incident response investigation, we detected an interesting piece of heavily obfuscated JavaScript malware. Once decoded, we found out that cryptominers were running on visitor’s computers when they accessed our…
In order to clean a malware infection, the first thing we need to know is which files have been compromised. At Sucuri, we use several techniques including whitelists, blacklists, and…
