1. A Multimedia Presentation by Louis Balzani

2. o Source of extreme power o High elasticity o Large data centers generate 5-7x savings

3. o System reliability o Power outages, bugs, misconfiguration o Data availability o Outages and data reliability o Security

4. o Iris architecture o New auditing framework o High-Availability and Integrity Layer

6. o Merkle tree structure o Two-layer data verification o Lower: MAC file block o Upper: File directory tree o Supports existing file systems and concurrent operations

7. o Each non-leaf node labeled with hash of child nodes o Allows easy verification of contents

9. o Allows for continuous checks on compliance o Ensures data verification over an entire data collection o Supports validation of specific data blocks o Utilizes PoR challenge response protocol

10. o Leverages multiple cloud providers o Similar to RAID storage o Promptly detects and recovers from data corruption o Performed through auditing framework

11. o Computations over encrypted data o Ensuring tenant isolation o Geolocation of data