This kind of malware encrypts users' files and demands payment to unlock them

This kind of virus can be baked directly into a Microsoft Office document and run automatically when opened

This tool lets you check for open ports on a host

The most common password among users of Adobe's website, according to a 2013 data breach

A general type of cipher where one character is replaced with another

This kind of malware autonomously propagates, usually through e-mail

Putting a semicolon after a query in a website's input form means you're probably trying to do this

This tool applies dictionary and brute-force attacks to crack password hashes extremely quickly

Something that most users had set to the exact same thing as their password, according to the 2013 Adobe data breach

1-800-222666333

"Kindly see the attached LOVELETTER coming from me."

When a file is downloaded and run on your computer without your knowledge after visiting a website

This UNIX utility lets you delete files without leaving any traces

Sometimes called a "rogue" for short, this is a particular kind of trojan horse that tries to scare users into buying it

This cryptographic hash algorithm is infamous for failing at collision resistance

Brain.A

When you use "strcat" instead of "strncat" in a C program, you're potentially vulnerable to this

One of the things this suite of software can do is crack into insecure WEP/WPA2 wifi networks

In 2019, this social media platform leaked 267 million+ IDs, phone numbers, and names because a database was accidentally set to public

This symmetric encryption algorithm is a bit insecure, so just do it three times in a row

This worm's payload actually helps the user by removing infections of the Blaster worm and installing security patches

An example of this, from the CodeRed worm, would be: %u9090%u6858%ucbd3%u7801%u9090%u6858%ucbd3%u7801
%u9090%u6858%ucbd3%u7801%u9090%u9090%u8190%u00c3
%u0003%u8b00%u531b%u53ff%u0078%u0000%u00

This suite of powershell scripts is meant to be run on a victim's machine to perform keylogging, data exfiltration, etc.

This student-run organization let a perfectly good domain name expire so it could be taken by a porn site

The stream cipher that makes WEP insecure