MFA (Multifator Authentication)

Authinticates or proves an identy using more than one method.

something you know - knowledge facor ex.. password, username, PIN, personal questions answers.

weakness -default credentals, common passwords, weak/short passwords using a standard dictionary word is bad,

uppercase, lowercase,numbers,special char.

Dictionary attack - tryes to guess using a wordlist.

brute force - trying every possible combination to get to the ccorrect answer.

hybrid tech - try to estabilish key words and make their own custom discionary

something you have - smart cards rsa key fobs, rf id tags, yubi key.

somethin are - biometrics, inheretence, fingerprints retna scans, voice prints

something you do - action pattern something you do that is unique to you. can be prone to error. combined with something else it’s 2fa

somewhere you are - using geo tagging or geo fencing.