What is the definition of Ryuk in the context of cryptocurrency?

3 answers

• Diego MaquillDec 13, 2025 · 6 months ago
  Ryuk is a term used in the cryptocurrency industry to refer to a type of ransomware. It is named after the fictional character Ryuk from the manga and anime series 'Death Note'. This ransomware is known for targeting and encrypting the files of individuals and organizations, demanding a ransom in cryptocurrency in exchange for the decryption key. It has been responsible for numerous high-profile attacks and has gained notoriety in the cybersecurity community.
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• Goekhan KartalJul 09, 2025 · a year ago
  Ryuk, in the context of cryptocurrency, is a malicious software that encrypts files and demands a ransom in cryptocurrency for their release. It is a type of ransomware that has been used in several high-profile attacks, targeting both individuals and organizations. The name 'Ryuk' is derived from the manga and anime series 'Death Note', where Ryuk is a character associated with death and destruction. This term has become synonymous with a specific strain of ransomware that has caused significant financial losses to victims.
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• Rocha MikkelsenSep 11, 2024 · 2 years ago
  Ryuk, in the context of cryptocurrency, is a notorious ransomware that has been used to extort money from individuals and organizations. It encrypts files on infected systems and demands payment in cryptocurrency, typically Bitcoin, for the decryption key. Ryuk has been responsible for numerous attacks, targeting various industries and sectors. It gained significant attention in 2019 when it was linked to a series of high-profile attacks on hospitals and healthcare organizations. The ransomware is constantly evolving, making it challenging for cybersecurity professionals to defend against.
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