[1] Cypherpunk anonymous remailers are vulnerable to traffic analysis attacks, which take advantage of the predictable order in which messages are sent to recipients.
[5] However, there are still websites and systems which rely on the general ideas of layered encryption and identity obfuscation behind Type I remailers.
[6] The Cypherpunk movement emerged in the late 1980s and early 1990s, consisting of activists, cryptographers, and computer scientists who believed in the use of cryptography as a means to safeguard privacy and resist government interference.
They played a crucial role in the development of privacy technologies, including remailers.
Cypherpunk remailers also require less setup and fewer resources to run, and can therefore be a suitable solution for those under time constraints or with few available assets.