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## Why are passwords limited to 16 characters?

But human being are bad at randomly choosing 16 random independent alphabetic characters with a uniform distribution, and terribly bad at remembering such meaningless character sequences, so they choose passwords that they can remember, but with less entropy per character.

## How many characters is a hotmail password?

Yes, the hotmail password is limited to 16 characters. A few Reason for Maximum Password Length gives some reasons as to why some providers choose a maximum length.

How many bits is a 16 character password?

91 bits
This makes the 16 character letters-only password (91 bits) 8 million times harder to guess than the 12-character (68 bits) one, while the 12-character password with digits (71 bits) is only eight times harder to crack than the letters-only one.

### What symbols are allowed in most passwords?

Passwords should contain three of the four character types:

• Uppercase letters: A-Z.
• Lowercase letters: a-z.
• Numbers: 0-9.
• Symbols: ~`! @#\$%^&*()_-+={[}]|\:;”‘<,>.?/

### What is the password requirement for Hotmail?

Hotmail Limits Passwords to 16 Characters.

Use a minimum of eight characters (your account might require more or less). Use a mix of capital and lowercase letters. Use numbers as well as letters. Use punctuation or other non-alphanumeric characters.

## What is a 16 bit password?

1 Answer. If you generate a key for encryption, “bits” means the size of the key that should be generated. In a very simplified form, you can think of a key as a secret number. If you use 16 bits to store the key, there are 2^16 = 65536 possible numbers for the key.

## How secure is a 14 character password?

When it comes to minimum password length, 14-character passwords are generally considered secure, but they may not be enough to keep your enterprise safe.

Is the 16 character password too long for Microsoft?

So it’s disturbing that Microsoft believes an account password over 16 characters is too long to protect all your precious ‘possibilities.’ You probably know that Microsoft’s Hotmail is still touted as the “world’s largest e-mail service, with 324 million members.”

### Are there restrictions on how long a password can be?

Microsoft imposes a length limit on the passwords its customers create: passwords can include a mix of upper and lower case letters, numbers, and symbols, but they can be no longer than 16 and no shorter than eight characters. Microsoft says that most attacks on accounts cannot be defended by password length,…

### How many characters can you put in outlook password?

It seems that Outlook.com won’t let you have a password of longer than 16 characters. (The same was true of Hotmail). So, how does this compare to its rivals in the webmail market? Yahoo fairs somewhat better – allowing you to have up to 32 characters (although I think a minimum of six characters is too short).

Is there a limit to the number of characters in a Yahoo password?

Yahoo fairs somewhat better – allowing you to have up to 32 characters (although I think a minimum of six characters is too short). And when registering an account with Gmail, I was unable to hit a limit on password length.