Quality of Protection Evaluation of Security Mechanisms

Table 5

The group of facts refers to message digest.

Facts
Group name: mac (message authentication code algorithm)
𝑓1(mac) = HMAC-MD5
𝑓2(mac) = HMAC-SHA1
𝑓3(mac) = HMAC-SHA256
Group name: mac-len (message digest length in bytes)
𝑓1(mac-len) = 16
𝑓2(mac-len) = 20
𝑓3(mac-len) = 32
Group name: k-len (mac key length in bytes)
𝑓1(k-len) = 16
𝑓2(k-len) = 20
𝑓3(k-len) = 32