Top Trending Questions

Firewall Design for File Uploads to Internal Network
How would you design a firewall that would let Internet-based users upload files to a protected internal network server?
8 Views 1 Answers
Firewall Protocol Implementation
Show how data protocols such as TCP, UDP, and ICMP can be implemented in a firewall and give the type of firewall best suited for each of these protocols.
9 Views 1 Answers
Honeypot Placement without DMZ
For a system without a DMZ, where is the best area in the network to install a honeypot?
8 Views 1 Answers
Comment on the statement regarding CAs and IPsec.
Some say that with the development of systems such as IPsec, the role the CAs play in modern communication will diminish and eventually cease. Comment on this statement.
7 Views 1 Answers
Firewall Services and Protocols
Search and discuss as many services and protocols as possible offered by a modern firewall.
10 Views 1 Answers
Differences between Digital Certificates and Digital Signatures in Authentication
Discuss the differences between digital certificates and digital signatures in authentication
8 Views 1 Answers
System Intrusion Detection and Prevention
Discuss as many effective ways of responding to a system intrusion as possible. What are the best? Most implementable? Most cost-effective?
6 Views 1 Answers
Circuit-Level vs. Network-Level Firewalls
What are circuit-level firewalls? How are they different from network-level firewalls?
6 Views 1 Answers
Discuss the limitations of firewalls. How do modern firewalls differ from the old ones in dealing with these limitations?
Discuss the limitations of firewalls. How do modern firewalls differ from the old ones in dealing with these limitations?
7 Views 1 Answers
Describe the message authentication process using:
Describe the message authentication process using: (a) Symmetric encryption (b) Public key encryption (c) Hash function
6 Views 1 Answers
Why is a hybrid cryptosystem preferred over symmetric and public key encryption systems?
Why is a hybrid cryptosystem preferred over symmetric and public key encryption systems?
7 Views 1 Answers
In a modern communication network, what are the limitations of a tree- structured CA system? Why is it necessary?
In a modern communication network, what are the limitations of a tree- structured CA system? Why is it necessary?
6 Views 1 Answers
Discuss the best ways of protecting an internal network using firewalls from the following attacks: * SMTP server hijacking * Bugs in operating systems * ICMP redirect bombs * Denial of service * Exploiting bugs in applications
Discuss the best ways of protecting an internal network using firewalls from the following attacks: * SMTP server hijacking * Bugs in operating systems * ICMP redirect bombs * Denial of service * Exploiting bugs in applications
7 Views 1 Answers
Describe the sequence of steps a sender of a message takes when sending the message with a digital signature. What steps does the receiver of such a message take to recover the message?
Describe the sequence of steps a sender of a message takes when sending the message with a digital signature. What steps does the receiver of such a message take to recover the message?
6 Views 1 Answers