Symmetric Watermarking

Managers at any level many require a different view of information security business practices. Upper level management may need simply an executive overview, while middle management and user management may need to know more about prevention, detection, and incident reporting. Please explain.

List out the ethical and legal issues when advertising.

 Good security practices are never obvious, intuitive or easily incorporated into established routines. Do you agree and explain why?

Digital signatures provide benefits by enabling the replacement of slow and expensive paper-based approval processes with fast, low-cost, and fully digital ones. Do you agree on this statement? Why and also explain some digital signature algorithms.

What is disposable crypto? Because of its facilitation of privacy, and the diminution of privacy attendant on its prohibition, cryptography is also of considerable interest to civil rights supporters. But there have been a lot of controversial legal issues surrounding cryptography. Please throw light on such legal issues.

Policy must primarily reflect what is necessary for good security. Do you agree? How you will work out to prepare the security policy for making the organization free from the cyber crimes.

Explain how client server model relates to the Internet.

 All the security measures that the organization adopts go in vain when employees get "social engineered" by strangers. Do you agree with this statement and also suggest the measures.

Public Watermark and Private Watermark

 Electronic signatures and Digital Signatures

Safeword and Watchword

RSA and DSA

ext and Ciphertext

Pretty Good Privacy

Encapsulating Security Payload

Handshake Protocol

Secure Socket Layer

 Symmetric Watermarking

बिरजे-वीटा विधि के प्रयोग से अंतराल [2,3] में समीकरण :

x²-2x-5=0

का एक मूल ज्ञात कीजिए। केवल एक ही पुनरावृत्ति दीजिए।