Q.6 The DSS signature uses which hash algorithm? a) MDS b) SHA-2 c) SHA-1 d) Does not use hash algorithm Answer: Q.7 The RSA signature uses which hash algorithm? a) MDS b) SHA-1 c) MD5 and SHA-1 d) None of the mentioned. Answer: Q.8 The word is a combination of the Greek words 'steganos which means "covered or concealed", and 'graphein' which means "writing". a) Cryptography b) Tomography c) Steganography d) Chorography Answer: