Comment on Poisonous MD5 – Wolves Among the SheepparentComments−ryan-c11yWhat you describe there would be a preimage attack[0], not a collision attack. There is no publicly known practical[1] preimage attack on MD5 at this time.0. http://en.wikipedia.org/wiki/Preimage_attack1. 2^123.4 complexity is not practical−taumhn11yIf I understand correctly, what's described in the article indeed uses a collision attack. The "trusted app" is one the hacker manufactures himself.−ryan-c11yYes, that was what the article says, but the person I was responding to misunderstood.
Comments
What you describe there would be a preimage attack[0], not a collision attack. There is no publicly known practical[1] preimage attack on MD5 at this time.
0. http://en.wikipedia.org/wiki/Preimage_attack
1. 2^123.4 complexity is not practical
If I understand correctly, what's described in the article indeed uses a collision attack. The "trusted app" is one the hacker manufactures himself.
Yes, that was what the article says, but the person I was responding to misunderstood.