Thousands of ransomware victims may finally get some long-awaited relief. New Zealand-based security company Emsisoft has built a set of decryption tools for Stop, a family of ransomware that includes ...

A victim of the Muhstik Ransomware has hacked back against his attackers and released close to 3,000 decryption keys for victims along with a free decryptor to get their files back. Since the end of ...

Multi-extortion ransomware relies on stolen data to pressure victims with public leaks. Penta Security explains how its D.AMO ...

Researchers from Mimecast have recently observed a campaign where threat actors are using a somewhat rarely seen but easy method to distribute malware using Microsoft Excel's standard file encryption ...

Some users whose computers have been infected with a ransomware program called TeslaCrypt might be in luck: security researchers from Cisco Systems have developed a tool to recover their encrypted ...

UPDATE (July 30th, 2019): Due to rushing with the publication of this research – in order to warn about this threat as soon as possible – we erroneously stated that “because of the hardcoded key value ...

Attackers can attempt to hide malicious payloads in Excel files sent by e-mail by using a standard Excel feature, according to a Tuesday post by Mimecast researchers. It turns out that automatic ...

If you’re unfortunate enough to find your Windows computer has been infected by the ProLock ransomware, you’ll find the recovery instructions from the criminals who compromised your PC tell you to do ...

I'm looking to encrypt a file with OpenSSL functions (blowfish, des, rc4-- haven't picked one yet). Anyhow, after decrypting a file, I need to know if the file was correctly decrypted. The only way it ...

Malware just got sneaky! Well, sneakier, that is. Attackers in Brazil have found a way to sneak around antivirus programs by using cryptography. The data contained within the files themselves was ...