'Key record' diaporamas de présentation

Chapter 7

Chapter 7. Searching. table(file). key. internal key, embedded key ??? record ???. age. name. no. 1. 2. 3. 4. external key. ?????? table, ?? pointer. Terminologies of searching. primary key : unique secondary key : may not be unique internal search : data stored in main memory

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Using Digital Signature with DNS

357 views • 23 slides

MapReduce : Simpliyed Data Processing on Large Clusters

MapReduce : Simpliyed Data Processing on Large Clusters. Jeffrey Dean and Sanjay Ghemawat. To appear in OSDI 2004 ( O perating S ystems D esign and I mplementation) . Jeff Dean. Sanjay Ghemawat. Introduce.

334 views • 21 slides

DKIM Extensions

DKIM Extensions. Phillip Hallam-Baker. X.509v3 Cert Pointer. Extension to key record Associates a certificate with the key record Must bind to same key Domain Validated Cert Protection against DNS/BGP attack EV Certificate Establish accountability (not spammer)

47 views • 4 slides