Ransomware counteraction using special encoding

Abstract

The article considers questions of counteraction to ransomware. Brief information related
to methods of distribution, extortion, as well as management of ransomware is given. Considered general principle of action of ransomware using block ciphers. Using the example of ransomware which uses electronic codebook mode to encrypt files, a new method to counter ransomware, based on pre-coding of files was proposed, which was successfully tested in laboratory condition.