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Table 2 Block configuration of the SAMS

From: Secure Authentication-Management human-centric Scheme for trusting personal resource information on mobile cloud computing with blockchain

Configuration

Description

SAMS block header

Previous block hash

Hash value of the previous block

Current block hash

Hash value using the previous block hash value and the Merkle Value

Merkle value

Hash value using the MAC, IP, CPU, STORAGE, and MEMORY of the SAMS Mobile Information

Time stamp

Creation time of the current block

Next block hash

The next block hash is added when the next block is created, and the last block value is always zero

Nonce

Disposable values used in hash functions

SAMS mobile information

MAC

MAC address of the mobile device

IP

IP address of the mobile device

Dynamic CPU

CPU usage (%) of the mobile device

Static CPU

Static CPU capacity (GHZ) of the mobile device

Dynamic storage

Storage usage (%) of the mobile device

Static storage

Static storage size (GB) of the mobile device

Dynamic memory

Memory usage (%) of the mobile device

Static memory

Static memory size (GB) of the mobile device