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Amplification Process
PKCS-5 is used to amplify the precursor:
Hash the precursor secret 1,048,576 times (2 ^ 20)
Output 12 octets of pseudo-random data
Base64-encode into 16 ASCII characters
Example:
If precursor secret is “swordfish” …
Amplified shared secret is “g6QvQuRgRsl1AQ/E”
Try demo at:
http://www.funk.com/PasswordAmplifier
PPT Version