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.

IDS is

One of the most widely known examples of ransomeware is the infamous …, first discovered in 2013.

What kind of cable has low-speed analog and uses for telephone,doorbell?

Which of the following is a popular port scanner?

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 is the malware?

What is spyware?