Changes between Version 19 and Version 20 of NewCaps/WhatCouldGoWrong

Timestamp:

2009-10-11T02:39:50Z (15 years ago)

Author:

davidsarah

Comment:

attack #6 depends on onewayness, not preimage resistance

NewCaps/WhatCouldGoWrong

@@ -7 +7 @@
 ||4||roadblock or speedbump [footnote 2]||generate (''K1enc'',''Dhash'',''V'') that hash to someone else's ''T'', and copy their ''S''||anyone||any one file||the hash function's and cap format's second-preimage resistance on ''T''||2^''t''^||
 ||5||unauthorized read||attack the encryption of the plaintext with ''K1''||anyone||any one file||the security of the encryption scheme used for the plaintext, and the secrecy of the encryption key ''K1''. The latter also depends on the security and seeding of the RNG that generated it.||2^''k''^||
-||6||unauthorized read||figure out the input to the hash function that generates ''S''||anyone||any one file||the hash function's preimage resistance on ''S''||brute force on ''R'' is !#2||
+||6||unauthorized read||figure out the input to the hash function that generates ''S''||anyone||any one file||the hash function's onewayness on ''S''||brute force on ''R'' is !#2||
 ||7||unauthorized deletion||brute force KD||anyone||any one file||secrecy of ''KD''||2^''d''^||
 ||8||unauthorized deletion||figure out the destroy key KD from Dhash||anyone||any one file||the hash function's preimage resistance on ''Dhash''||2^min(''d'',''dh'')^||