PPT-Compact CCA-Secure Encryption for Messages of Arbitrary Len

Author : tatyana-admore | Published Date : 2015-10-20

Presentation By D Vamsi Krishna CS09B006 A NEW SCHEME AKO07 2 25 Ciphertext Best CTO as short as ElGamals Can encrypt arbitrary message Details 3 25 Encryption

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Compact CCA-Secure Encryption for Messages of Arbitrary Len: Transcript

Presentation By D Vamsi Krishna CS09B006 A NEW SCHEME AKO07 2 25 Ciphertext Best CTO as short as ElGamals Can encrypt arbitrary message Details 3 25 Encryption Key pair. CSL 759. Shweta Agrawal. Course Information. 4-5 . homeworks. (20% total). A . midsem. (25%). A major (. 35%. ). A project (20%). Attendance required as per institute policy. Challenge . questions (Extra Credit). Rahul Jain. CS6209, Jan – April 2011. http://www.comp.nus.edu.sg/~rahul/CS6209-11.html . Foundations of Cryptography : Basic Applications. Encryption Schemes .. Digital Signatures .. General Cryptographic Protocols . . QuickSpecs Overview Page 1 HPE HPE Secure Encryption is a Smart Array controller - based data encryption solution for ProLiant Gen 8 and Gen9 servers that protects sensitive, mission critical data Arvind Arasu, Ken Eguro, . Ravi Ramamurthy, Raghav Kaushik. Microsoft Research. Cloud Computing . 2. Well-documented benefits. Trend to move computation and data to cloud. Database functionality. Amazon RDS. Constructions from ciphers and MACs. Online Cryptography Course Dan Boneh. … but first, some history. Authenticated Encryption (AE): introduced in . 2000 . End-to-End . Containment of Internet Worms . Manuel Costa, Jon Crowcroft, Miguel Castro, Antony Rowstron, Lidong Zhou, Lintao Zhang and Paul . Barham. SOSP 2005. Presented by Elias P. Papadopoulos. 1. Online Cryptography Course Dan Boneh. Deriving many keys from one. Typical scenario. . a single . source key . (SK) is sampled from:. Hardware random number generator. pk. , . sk. pk. c. . . . Enc. pk. (m). m. = . Dec. sk. (c). c. pk. pk. Public-key encryption. A public-key encryption scheme is composed of three PPT algorithms:. Gen: . key-generation algorithm. Cryptography Lecture 1 0 A fixed-length MAC Construction Let F be a length-preserving pseudorandom function (aka block cipher) Construct the following MAC  : Gen: choose a uniform key k for F Mac Cryptography Lecture 13 Hash functions Hash functions (Cryptographic) hash function: deterministic function mapping arbitrary length inputs to a short, fixed-length output Hash functions can be keyed Authenticated Encryption and Cryptographic Network Protocols David Brumley dbrumley@cmu.edu Carnegie Mellon University Some Straw Men 2 TCP/IP (highly abstracted) packet Destination Machine TCP/IP Stack Cryptography Lecture 9 Arpita Patra © Arpita Patra Recall Attack on cpa -secure scheme from PRF >> cpa -security to cca -security Definitions- cma , scma , cmva , scmva >> MAC of. . Cryptography. A. . Practitioner. . Perspective. Instructor:. . Haibin Zhang. hbzhang@umbc.edu. Slides. . built. . on. . top. . of. . Dan. . Boneh. ’s. . slides. https://. crypto.stanford.edu/cs155/syllabus.html. It looks like we will have 1-2 lectures devoted to “special topics”. Will not be on final exam. Schedule on webpage has some candidate topics. Feel free to email me suggestions for topics. Dlog. -based PKE.

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