Recall that the second way a virus scanner works is to watch for certain types of behaviors that are … of a virus. This might include any program that attempts to write to your hard drive’s boot sector, change system files, automate your email software, or self-multiply. Programs that attempt to modify the system Registry (for Windows systems) or alter any system settings may also be indicative of a virus.

What does HTTP mean?

The ... attack essentially realizes that the hash cannot be reversed; rather than trying to find out what the password is, the attacker just sends over the hash. If the attacker can obtain a valid username and user password hashes values (just the hash—the attacker does not know the actual password), then the hacker can use that hash, without ever knowing the actual password.

What factor about the Sobig virus made it most intriguing to security experts?

What class would the IP address of 193.44.34.12 be?

Likewise, ......DoS attacks use much more sophisticated methods.

What kind of cable has 40Gbps speed?

What is SAM?