The medieval habit of anonymity and pseudonymity further complicates the process of attribution. The questions of anonymity, pseudonymity and reputation were also extensively discussed. Anonymity and pseudonymity can be used for good and bad purposes. Sites that offer pseudonymity are also vulnerable to confidentiality breaches. Pseudonymity, a word derived from pseudonym, meaning 'false name', is a state of disguised identity. The only protection offered by Bitcoin is pseudonymity. This is a result of the pseudonymity of blockchain transactions. The pseudonymity of VC accounts allow users to hide funds and evade taxes. There are a few exceptions to the rule of pseudonymity. The extremely nested pseudonymity of this work adds a problem of interpretation. Most Web sites that offer pseudonymity retain information about users. Magnanti met Piper in the course of preparing for the role but maintained her pseudonymity. Pseudonymity has become an important phenomenon on the Internet and other computer networks.