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YouTube

Everybody's a Target - Scalability in Public-Key Encryption

TheIACR via YouTube

Overview

Explore a groundbreaking paper on scalability in public-key encryption presented at Eurocrypt 2020. Delve into multi-instance security and the scaling behavior of cryptographic schemes. Examine the Logjam attack and key-encapsulation mechanisms. Understand security notions for KEMs and the concept of scaling factor. Gain insights into multi-instance CDH-type problems and generic-group lower bounds. Grasp the intuition behind proofs and consider future directions in this 28-minute video lecture by Benedikt Auerbach, Federico Giacon, and Eike Kiltz.

Syllabus

Intro
Multi-instance security
Scaling behavior of cryptographic schemes
Background
Logjam attack
Reminder: key-encapsulation mechanisms
Security notions for KEM
Scaling factor
Overview on our results
Multi-instance CDH-type problems
Multi-instance generic-group lower bounds
Intuition behind proofs
Summary and Future Directions

Taught by

TheIACR

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