Because it can easily be decoded. Here is one such example of how this can be accomplished.
Just look for a line like
username chad password 7 1500020F0C
If you cut and paste the sample hash above, 1500020F0C into the following site, and hit submit, you will see how easy it is to determine the correct password for hash 1500020F0C is rich.
http://www2.tongzweb.com/tools/cisco.asp
It is suggested to use the secret 5 instead that is based on MD5 (Message Digest 5). The secret 5 MD5 uses higher-bit encryption level which makes the secret is much more difficult to decrypt. In other words, using secret 5 is more secure than password 7.
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by nozero  edited by aryoba
last modified: 2008-07-15 14:43:52 |
