On Security Management: Improving Energy Efficiency, Decreasing Negative Environmental Impact, and Reducing Financial Costs for Data Centers

Box 1

TLS protocol versions together with corresponding cryptographic algorithms.

TLS version 1

(security level = low)

RC4 + MD5

TLS version 2

(security level = medium)

AES/CBC 128 + SHA-1

TLS version 3

(security level = high)

AES/CBC 256 + SHA-512