Your #DFIU category today is OG HACKER SHIRTS

This Ron Rivest 1987 cipher, illegal to export from the US (mathematical munitions), fit on 3 lines of Perl and adorned t-shirts as a form of civil disobedience before becoming the WEP protocol's greatest weakness

@lintile FTR here's the code and the design: http://www.cypherspace.org/adam/rsa/

@lintile buuut IIRC WEP's flaw was unrelated to RSA (on the shirts), but WEP's key size *was* limited because of export controls:

https://en.wikipedia.org/wiki/Wired_Equivalent_Privacy

@buherator @lintile you’re mixing up RSA and RC4 here I think

@joern @buherator 👆