How does ransomware encrypt a computer?

Some ransomware are delivered as attachments from spammed email, downloaded from malicious pages through malvertisements, or dropped by exploit kits onto vulnerable systems. Once executed in the system, ransomware can either lock the computer screen or, in the case of cryptoransomware, encrypt predetermined files.

What is CryptoLocker ransomware & how does it work?

Like previous ransomware types, cryptoransomware demands payment from affected users in exchange, this time, for a decryption key to unlock the encrypted files. Although the ransom note in CryptoLocker only specifies “RSA-2048” as the encryption method used, analysis shows that the malware uses AES + RSA encryption.

Where can I find free ransomware decryption tools?

The No More Ransom website contains free decryption tools and comprehensive information on ransomware protection.

Is Ransomware still a threat?

Despite a recent decline, ransomware is still a serious threat. Here's everything you need to know about the file-encrypting malware and how it works. Ransomware is a form of malware that encrypts a victim’s files. The attacker then demands a ransom from the victim to restore access to the data upon payment.