Network Security

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Passwords

No of characters (8+)

Types of characters (4+)

Words (not know words in dictionaries)

Changing passwords (Per month, per account)

Brute Force

Rules of thumb = attempts = Number of characters^password length

User Access Levels

User access levels are one method used to allow only certain users to have and/or write access.

Examples: Admin/Owner has access to everything, Secretary will not have access to confidential data like salaries.

User access levels will define which users have different types if access to data.

Encryption

Techniques:

Is the conversion of data using an algorithm, into a form called cyphertext that cannot easily for understood without a decryption key.

XOR logic operator has to inputs