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Leniency in Openswan 2.6.50
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Classroom Contents
A Decade After Bleichenbacher '06, RSA Signature Forgery Still Works
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- 1 Intro
- 2 Textbook RSA signature
- 3 Beyond textbook RSA
- 4 PKCS#1 v1.5 Signature Scheme
- 5 Bleichenbacher's low exponent attack
- 6 A little brain teaser
- 7 Why was the attack possible?
- 8 To find these attacks
- 9 Automatically generate concolic test cases
- 10 Testing with Symbolic Execution
- 11 Implementations Tested
- 12 Leniency in Openswan 2.6.50
- 13 New unit test in Openswan
- 14 Leniency in strongSwan 5.6.3
- 15 strongSwan Security Update
- 16 Lessons Learned
