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CCENT/CCNA ICND1 100-101 Official Cert Guide by Wendell Odom

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Encrypting and Hiding Passwords

ImageEncrypting Passwords

Several of the configuration commands discussed so far in this chapter list passwords in clear text in the running config file (at least by default). In fact, of the commands discussed in this chapter so far, only the enable secret command automatically hides the password value. The other commands—the console and vty lines with the password command, plus the password in the username password command—store the password in clear text by default.

The next few sections discuss several options for hiding password values. Some tools use encryption, and some use a one-way hash algorithm. Regardless ...

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