if !(blockSize == 8 || blockSize == 16) {
return nil, errors.New("MGM supports only 64/128 blocksizes")
}
- if tagSize < 4 || tagSize > 16 || tagSize > blockSize {
+ if tagSize < 4 || tagSize > blockSize {
return nil, errors.New("invalid tag size")
}
mgm := MGM{