Thread: PRS-500 Analysis of USB trace for flashing Reader
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Old 02-15-2007, 02:20 PM   #40
geekraver
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Quote:
Originally Posted by scotty1024
MD5 is a hash, SHA-1 is a cryptographic digital signature that uses a RSA key pair to securely sign a digital document. If Sony had simply wished to protect against file corruption they would have used MD5. The only reason to use SHA-1 is to control the sourcing of the open source firmware.
Nope, SHA-1 is a hash algorithm, plain and simple (Secure Hash Algorithm 1).
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