|
[2003-09-29] OS Fingerprinting with ICMP
Operating System (OS) fingerprinting is the process of learning what operating system is running on a device. This can be used by the curious network administrator when they see a new device on the network. Most likely, however, OS fingerprinting is done by an unwarranted party on your network. Just as a bank robber may examine the outside of a bank and watch the comings and goings of employees before robbing the bank, a hacker typically may perform a reconnaissance process on your network prior to launching an attack.
[2003-09-24] The Distributed Denial of Service Attack
Distributed Denial of Service (DDOS) attacks are a significant threat to the availability of any company's networks and systems. In the last 18 months, the press has reported many high profile DDOS attacks costing the victims many hundreds of thousands of pounds.
[2003-09-09] SNMP Enumeration and Hacking
Description
SNMP (Simple Network Management Protocol) is a protocol that never seems to get the attention it deserves. As a "security expert" I am quite ashamed to say, that I was not fully aware of all the intricate possibilities that lie within SNMP, until quite recently.
[2003-09-09] ICMP: The Good, the Bad and the Ugly
The Internet Control Message Protocol (ICMP) was developed along side the entire TCP/IP protocol suite as tool for exchanging simple messages between devices. The messages can indicate that services or hosts are unavailable or the messages can be used to test connectivity between devices.
|
|
