Tài liệu Information Security: The Big Picture – Part IV doc

... it who the real Victim is, how long the attack should last, and any other information the Agents will need. The Handler then relays that information to the Agents and off they go. What the Victim ... re-directs the ping to all the other hosts on that network, which then act as the agents for the attack. Being good little agents, they want to reply to the request....

Ngày tải lên: 10/12/2013, 14:16

... the connection work properly, using the proper information, the user can not be authenticated. 1 Information Security: The Big Picture - SANS GIAC © 2000 1 Information Security: The Big Picture ... a friend. There are some other, more advanced alternatives to passwords, and they will be covered in the next slide. 19 Information Security: The Big Pictur...

Ngày tải lên: 10/12/2013, 14:16

... ran them, they interacted with a server somewhere on the network, they did the work on the server, you got the results, and you were done. Then with the advent of the web, we started seeing the ... Security: The Big Picture - SANS GIAC © 2000 1 Information Security: The Big Picture – Part V Stephen Fried 7 Information Security: The Big Pictur...

Ngày tải lên: 09/12/2013, 17:15

... 1 Information Security: The Big Picture - SANS GIAC © 2000 1 Information Security: The Big Picture – Part V Stephen Fried 10 Information Security: The Big Picture - SANS GIAC ... coded into the web page itself. 23 Information Security: The Big Picture - SANS GIAC © 2000 23 Examples of Crypto Systems • Symmetric Key –DES –Triple-DES •Public-K...

Ngày tải lên: 10/12/2013, 14:16

... give them administrator access on the machine. This may seem like a new, high-tech attack, but buffer overflows are one of the oldest tricks in the book. 23 Information Security: The Big Picture ... someone you can look them up in the CA to see if the key you got is indeed the legitimate key for that person. 8 Information Security: The Big Picture - SANS G...

Ngày tải lên: 10/12/2013, 15:15

... displayed at the top. Then summary information about the packet is given. The trace begins with the content of the detect. RPC (Remote Procedure Call) attacks like this are part of the Top Ten ... themselves, which are an amazingly effective perimeter, contribute to the problem. The people protected by the firewall think everything is OK since the firewall stops th...

Ngày tải lên: 10/12/2013, 14:16

... Detection - The Big Picture – SANS GIAC ©2000 16 Why you want others to run them • Remember port 365? • Name servers, mail servers, and web servers draw the most fire on the Internet. What if they ... only the primary defense tool, they are one of the most important intrusion detection sensors on the Internet. 3 Intrusion Detection - The Big Picture – SANS GIA...

Ngày tải lên: 17/01/2014, 08:20

... yourself. 1 Information Security: The Big Picture - SANS GIAC © 2000 1 Information Security: The Big Picture – Part IV Stephen Fried 16 Information Security: The Big Picture - SANS GIAC © 2000 16 Smurf ... re-directs the ping to all the other hosts on that network, which then act as the agents for the attack. Being good little agents, they wan...

Ngày tải lên: 26/10/2013, 23:15

... 1 Intrusion Detection - The Big Picture - SANS GIAC © 2000 1 Intrusion Detection The Big Picture – Part III Stephen Northcutt S. Northcutt – v1.0 – Jul 2000 Edited by J. Kolde – v1.1 – Aug 2000 6 Intrusion ... directed at these systems • If you lose control of DNS, they own you • Worth the time to give connection attempts to these systems an extra look...

Ngày tải lên: 09/12/2013, 17:15

... connects to the internal host. Yahoo only sees the NAT Internet address of the firewall. This increases the privacy for the internal hosts. 22 Intrusion Detection - The Big Picture – SANS GIAC ... from the single address to the private addresses. 11 Intrusion Detection - The Big Picture – SANS GIAC ©2000 11 DTK • Able to simulate all/any services – Lo...

Ngày tải lên: 10/12/2013, 14:16