OpenSSL Heartbleed bug – a quick explanation on the recent security issue and the fix

Heartbleed is a recently discovered small bug that relates to the OpenSSL’s implementation of the TLS ‘heartbeat’ mechanism. The bug is present only in the OpenSSL versions 1.0.1 through 1.0.1f! By exploiting this bug, an attacker can request that a running TLS server hand over a relatively large slice (up to 64KB) of its private …

Ubuntu 8.04 alternative repositories – “Failed to fetch” error

Since Ubuntu 8.04 is no longer supported, the original repositories no longer work. Ubuntu users will get an error like: Err http://mirrors.xx.com hardy/universe mc 1:4.6.1-8ubuntu1 404 Not Found [IP: xx.xx.xx.xx] Failed to fetch http://mirrors.xx.com/ubuntu/pool/universe/m/mc/mc_4.6.1-8ubuntu1_amd64.deb 404 Not Found [IP: xx.xx.xx.xx 80] E: Unable to fetch some archives, maybe run apt-get update or try with –fix-missing? Or …