If you are looking for specific chapters or need help calculating an RSA public key: Tell me the you're studying. Share a practice problem from the text. Ask for a summary of a specific security protocol.
Partially. GATE questions on RSA, AES, and hash functions are covered well. However, GATE has moved toward network protocols (TCP/IP security) and recent attacks. You will need to supplement with standard GATE material for the last 10% of advanced questions. Cryptography And Network Security By Atul Kahate.pdf