'Semantically secure' presentation slideshows

On Virtual Grey-Box Obfuscation for General Circuits

On Virtual Grey-Box Obfuscation for General Circuits. Nir Bitansky Ran Canetti Yael Tauman-Kalai Omer Paneth. Program Obfuscation. Program. Obfuscation. Obfuscated program. Private Key to Public Key. Obfuscation. Public Key. Virtual Black-Box (VBB).

715 views • 52 slides

Private Analysis of Data Sets

381 views • 29 slides

Leakage-resilient Signatures

345 views • 22 slides

Security for many-time key

Online Cryptography Course Dan Boneh. Using block ciphers. Security for many-time key. Example applications : 1. File systems: Same AES key used to encrypt many files. 2. IPsec : Same AES key used to encrypt many packets.

267 views • 13 slides

Conditional Encrypted Mapping and Comparing Encrypted Numbers

Conditional Encrypted Mapping and Comparing Encrypted Numbers. Vladimir Kolesnikov Joint work with Ian F. Blake University of Toronto. Privacy in Auctions. Note to self: spam Austin with $999 tickets offers. I am selling a ticket to Anguilla. $1000. One hundred million dollars!. Sorry.

256 views • 13 slides

Constructions

Online Cryptography Course Dan Boneh. Public Key Encryption from trapdoor permutations. Constructions. Goal: construct chosen- ciphertext secure public-key encryption. Trapdoor functions (TDF).

219 views • 8 slides

Definitions

213 views • 7 slides