From the course: Ethical Hacking: Denial of Service
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Explaining ransomware
From the course: Ethical Hacking: Denial of Service
Explaining ransomware
- (Narrator) One of the early uses of ransomware was in the AIDS information introductory diskette. Circulated to conference attendees in 1989 by Dr. Joseph Popp. After the diskette had been used to specify a number of times, the malware would start executing, and hide the directories, encrypt the files, and then demand payment of one hundred and eighty nine dollars to be sent to a PO box in Panama. Popp was caught and declared mentally unfit and agreed to donate the proceeds of his crime to AIDS research. There was little further development of ransomware, until around 2005. But since then, it has become a significant source of revenue for cyber criminals. It is now the prevalent form of exploitation vector in financial crime. It's easy to create a ransomware payload, and it's a popular way of monetizing a network of compromised computers. The basic concept used in ransomware is cryptography, the science of making an intelligible message into something that isn't understandable, but…
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