I did a fresh install the other day of Ubuntu 14.04 on a little notebook for my daughter. All worked out of the box with the exception of the wireless which had worked before using version 12. The following terminal commands may give you a clue as to which network controller you have. iwconfig lspci …
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File encryption with ccrypt
No doubt you have, like me, one or more documents that you would like extra protected. How can you remember all your passwords, access codes, urls etc which you know you should not have available in plain text. In Linux there are several tools that make file encrypting easy. I like to use a little …
Read more →Public key without a password as a non root user
After the Chinese attacked my system trice recently I am a bit paranoid about securing my system. I used to sync data using rsync which uses ssh. However, using this as root is not a good idea hence I decided to use rsync as a non-root user without a prompt for a password. This post is therefore an …
Read more →Error: Postfix/amavisd - connect to 127.0.0.1[127.0.0.1]:10024: Connection refused
You use a Postfix setup with amavisd-new and get the following errors in your mail log: status=deferred (connect to 127.0.0.1[127.0.0.1]:10024 Connection refused) The solution is to restart both amavisd-new and Postfix and then check with netstat -tap that both are running on the ports 25 and 10025 …
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