20 ms·
This is called a fixed point, that is an X such that md5(X)==X. A quick google for "md5 fixed point" shows some claims that the probability that one exists is a
by ketralnis 10y ago
This is called a fixed point, that is an X such that md5(X)==X. A quick google for "md5 fixed point" shows some claims that the probability that one exists is about 63% (https://news.ycombinator.com/item?id=614027 https://news.ycombinator.com/item?id=614027) but no examples of a known one
- raverbashing 10y agoAlso the "real" fixed point wouldn't be necessarily ASCII So you could have two types: one where the hash matches the input bytes, another where an hex string is inputed and that matches the hex representation of the hash
- aidenn0 10y agoAlso EBCDIC and UTF-16