Basic Computer Security. CAUTION. CAUTION. CAUTI. CAUTION. CAUTION. Laura Heilman Sarah Nutt The EITS Office of Information Security. CAU. Personally Identifiable Information. Secure Your Machine Install, run and maintain anti-virus and anti-malware software
The EITS Office of Information Security
Programs process 1,000,000,000 (1 billion) guesses per secondper character.
Upper case letters 26
Lower case letters 26
Numbers (0-9) 10
+ Symbols 32
Approximately 100 possible combinations per character.
5 characters = (100 x 100 x 100 x 100 x 100) or 10 billion combinations
(10 seconds to guess)
8 characters = 115 days
10 characters = 3,000 years
11 characters = 316,887,646,154,128 years!
Phishing emails have certain elements that you can train yourself to watch out for:
Authoritative language/ jargon
Threats – usually of loss of service or access
Poor spelling and bad grammar
Requests for personal information or account details
A generic greeting
The “reply to” and “from” addresses do not match
Links to click /attachments to open
From senders you do not know
About services you do not subscribe to or participate in