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For security reasons there are certain restrictions governing the choice of usernames and passwords on ARCHER2.

Passwords

Password quality or strength will be assessed and controlled such that we can support both complex, shorter passwords and long but comparatively simple passwords. For example both “LA10!£lsty” and “horsebatterystaple” would be supported.

This flexibility is supported by offering users “credits” against the minimum length of the password, allowing a password to be shorter by one character for each “credit” offered for using a different character type.

For ARCHER2:

This will in effect create a minimum password length which will vary between 10-16 characters depending on number of types of character used.

Additionally:

Usernames

Usernames are standardised and the rules governing them are:

If you have any questions about the choice of passwords OR usernames on ARCHER2, please contact The ARCHER2 Service Desk.

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