Mac ransomware KeRanger has flaws that could let users recover files

The KeRanger file-encrypting ransomware program for Mac OS X contains crypto flaws that could allow users to recover their files without paying cybercriminals.According to researchers from antivirus firm Bitdefender, KeRanger is based on another ransomware program, called Linux.Encoder, that first appeared in November and targeted Linux-based Web servers.The first three versions of Linux.Encoder had flaws in their cryptographic implementations that allowed the Bitdefender researchers to cre