One time password. A password that is only available once. An OTP is often used as a second step of authentication in special circumstances. For example, a code sent to a user’s phone as part of 2FA is a one time password. Also referred to as a verification code.

The concept of following best practices for managing passwords, e.g., change them regularly, use strong passwords, do not reuse passwords, etc.

A type of scam in which the miscreant attempts to trick the victim into disclosing confidential information, e.g., by typing it into a fake website. Phishing is a form of social engineering, using manipulation and deception to get the victim to do what the attacker wants, whether that be clicking a link, downloading malicious files, or giving away information. Phishing can be an umbrella term for subtypes like email phishing, spear phishing (personalized phishing targeting specific people), smishing (phishing via text or SMS), vishing (voice phishing / phishing via phone), and whaling (phishing targeting high ranking people in an organization).

An investment scam where victims are gradually lured into making increasing contributions, usually in the form of cryptocurrency, to a fraudulent cryptocurrency scheme. The term "pig butchering" comes from the analogy of fattening a pig before slaughtering it, referring to the scammers' technique of building trust with victims over time before defrauding them.

Personally Identifiable Information. Examples include: name, social security number.

A type of malicious software (malware) that blocks access to the victim’s data or systems, or threatens to disclose confidential information unless a “ransom” is paid to the miscreant.