Better passwords ~ BETTER SECURITY SAI PRASAD SETTY FLORIDA IT CAREER ALLIANCE

Overview Identity verification What is a password? Bad passwords Better passwords Best passwords

The process of verifying identity is called “AUTHENTICATION” How do we verify? 3 WAYS 1.SOME THING YOU ARE 2.SOME THING YOU HAVE 3.SOME THING YOU KNOW The process of verifying identity is called “AUTHENTICATION”

Some thing you are!! BIOMETRICS

Some thing you have

Some thing you know Combination of words, letters, special symbols. Answers to security questions Personal information

What we usually do? USING SINGLE AUTHENTICATION MECHANISM USING COMBO OF TWO AUTHENTICATION MECHANISMS Example 1 Example 2

Why PASSWORDS? ADVANTAGES: CHEAP

Why they have to be secure

How to build a better password? CATCHING vs SECURE TRADE OFF

HAMMING DISTANCE is simply the number of changes made FINDINGS HAMMING DISTANCE IN PASSOWRDS password123 p@$$word!23 4 HAMMING DISTANCE is simply the number of changes made

passwords Add a mnemonic password : p@$$word!23 password with mnemonic : p@$$word!23crawfish MNEMONIC is an idea or an association that helps in remembering something

Passwords across multiple accounts Password for Google and Facebook accounts : googlep@$$word!23# f@cebookp@$$word!23#

A Tough password @MeRIc@ningodtRU$t

Tips 1.Build your custom password for everything. 2. Change it using above said policies atleast for 6 months.

Questions?