Linux

[How To] Find the current working shell

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Sometimes working from command line might require to know which shell you are currently using. To find out the current working shell, below steps will be helpful: Try below command first: ps -p $$ Output: PID TTY TIME CMD 2248 pts/8 00:00:00 bash Another command which also works on MAC OS and other Linux distributions: echo $0 Output: -bash The …

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[How To] Fix Shell Shock Bash vulnerability Linux

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A vulnerability Shell Shock CVE-2014-6271) was discovered on September 24th, in the Bash shell on Linux/Unix based servers. Overview GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed function definitions in the values of environment variables, which allows remote attackers to write to files or possibly have unknown other impact via a crafted environment, as demonstrated by vectors …

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[How To] Install Skype 4.3 on Ubuntu 10.04/12.04/12.10/13.10/14.04

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Skype has stopped supporting older version than 4.3 due to the new security implementations. This has forced many Ubuntu users to upgrade the Skype version to at least 4.3. To install Skype 4.3 on Ubuntu Desktop 10.04/12.04/12.10/13.10/14.04: 1) Remove older version of skype sudo apt-get remove skype skype-bin 2) Download the package from official skype link here. 3) Install the package …

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