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Monthly Archives: August 2011

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  3. August

Information Security

Crack Juniper Router Passwords, Juniper Password Hash Details

SecurityBy alexAugust 30, 20111 Comment

Recently I needed to find out information about a Juniper router password which is stored as a hash in the router configuration. The tricky part is while the password hash is technically a MD5 hash it is modified to make it unique and make it harder to crack. Luckily there is a way to crack…

Information Security

Crack Cisco IOS Password Hashes, Crack Cisco Type 5 & Type 7 Password Hashes

SecurityBy alexAugust 18, 20118 Comments

Cisco devices running the Cisco IOS have three types of ways to display passwords in the device configuration which include Type 0, Type 5, and Type 7. Below we describe all three methods of storing passwords in the Cisco IOS device configuration and how to obtain the password from each method either by simply reading…

Code Snippets

Perl Script To Decode Cisco Type 7 Password Hash

Code SnippetsBy alexAugust 17, 20114 Comments

I spent a lot of time the other night trying to find a perl script that would decode Cisco type 7 password hashes and many of them did not work properly. At first I thought I was doing something wrong however I am pretty sure that most of the scripts were just broken. Anyhow I…

Technology Insights

Install Prolific USB To Serial Adapter Drivers On OSX Lion, PL-2303 Mac Drivers

InsightsBy alexAugust 16, 20112 Comments

Tonight I needed to console into a old Cisco 2900 switch to test a couple password related items and it was the first time that I would be using  USB to Serial adapter on my Macbook. Previously there had been a lot of issues with the adapter I have, which is a PL-2303, and getting…

Code Snippets

Bash Script That Deletes Directories Older Than X Days If Y Number Of Directories Exist

Code SnippetsBy alexAugust 15, 2011Leave a comment

Earlier tonight I created a little script that will run in cron on a Linux server. The script counts the number of directories and files in a specific directory and if the count is above Y then it deletes directories and files older than X number of days. In the example script below the number…

Technology Insights

Replace A Single Line Of Text In Multiple Files On Mac OSX

InsightsBy alexAugust 14, 2011Leave a comment

Earlier I was transferring some configuration files from an application on a Windows 7 computer to an application on a OSX Lion computer. The location of a file referenced in the configuration files had changed so I needed to update about a hundred different INI files with the new location. Doing this on OSX is…

Technology Insights

Disable Caps Lock On Macbook Keyboard, Disable Caps Lock On OSX

InsightsBy alexAugust 13, 2011Leave a comment

One key that always gets in the way for me on any keyboard I use is the caps lock key. On Windows 7 I use a third party application to disable the caps lock key as noted in this article. On Mac OSX the functionality to disable the caps lock key is built in so…

Technology Insights

Change The Default File Association For Text Files On MAC OSX

InsightsBy alexAugust 12, 2011Leave a comment

I recently got a Macbook Pro which is running OSX 10.6 and is the first MAC I have used as my primary computer. Setting it up has been like setting up the first computer I ever setup since I am used to setting up computers running Windows or Linux. Anyhow it has been a great…

Technology Insights

TextMate Tabs, How To Use Tabs In TextMate On Mac OSX Lion

InsightsBy alexAugust 11, 2011Leave a comment

On Windows I use Notepad++ religiously however since Notepad++ is not available for OSX I am trying to become familiar with TextMate. So far TextMate is pretty solid but there are a couple things that make it less convenient to use. One of the primary items I noticed almost immediately was the fact that TextMate…

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