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- Ransomware is a form of malicious software intended to block access or threatens to erase the victim’s data until a ransom is paid.
- Many popular ransomware malware prefer to obtain payment through Bitcoin as it is difficult to trace.
There are numerous types of Ransomwares as of today.
- Crypto-ransomware: This Malware encrypts the systems files and forces users to pay a ‘ransom’ through certain online payment methods to get a decrypt key.
- WannaCry: WannaCry is a widespread ransomware campaign that is affecting organizations across the globe. Over 125,000 organizations in over 150 countries have been impacted.
- Jigsaw: Jigsaw encrypts then progressively deletes files until ransom is paid. The ransomware deletes a single file after the first hour, and then deletes files every hour from thereon.
- KeRanger: KeRanger ransomware was recently discovered on a popular Bit Torrent client. It is known to be specifically designed (First of its kind) to lock Mac OS X
- Crysis: This form of ransomware can encrypt files on fixed, removable, and network drives and uses strong encryption algorithms
