Mining Your Ps and Qs: Detection of Widespread Weak Keys in Network Devices Nadia Heninger  Zakir Durumeric  Eric Wustrow J.  Alex Halderman Presented.

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Presentation transcript:

Mining Your Ps and Qs: Detection of Widespread Weak Keys in Network Devices Nadia Heninger  Zakir Durumeric  Eric Wustrow J.  Alex Halderman Presented by Ganbi

Outline 1. Problem: Bad Keys 2. Why Should You Care? 3. Defenses 4. Questions

Outline 1. Problem: Bad Keys 2. Why Should You Care? 3. Defenses 4. Questions

Problem

Random number generator (hard problem) Keys generated by openssl Linux dev/urandom uses time of use keyboard disk access timing

Problem

Outline 1. Problem: Bad Keys 2. Why Should You Care? 3. Defenses 4. Questions

Why Should You Care

Outline 1. Problem: Bad Keys 2. Why Should You Care? 3. Defenses 4. Questions

Defense

Outline 1. Problem: Bad Keys 2. Why Should You Care? 3. Defenses 4. Questions

Works Cited Heninger, Durumeric, Wustrow, and Halderman "Mining Your Ps and Qs: Detection of Widespread Weak Keys in Network Devices" (n.d.): n. pag. Print.