Setting Up inetd Super-Server (in theory)

As part of the LPIC-1 Exam 102 objectives, inetd and xinetd are covered under the host security section. As I have not used inetd/xinetd previously, it took a while for me to understand the concepts and how it should be configured. This is especially so for inetd, which has been “succeeded” by xinetd. In this post, […]

LPI Certification Level 1 Exam 102-400

I recently passed the LPIC 102-400 exam, which completes the requirements for the LPIC-1 certification. One important thing to note is that version 5 of the exam was released in Summer 2018, while the version 4 (that’s what the 400 stands for) of the exam will run until mid 2019. I highly doubt that the […]

Using One SSH Key Pair Across Multiple Network Zones

Reminder: All views expressed on this blog are my own, and are not representative of any organization I was/am affiliated with.  Overview Secure Shell (SSH) is an encrypted protocol that is commonly used for communication between hosts on an unencrypted network. Connecting to another host on the network comprises of connecting to its SSH server, […]

Updating BIOS of Lenovo Yoga 700-11ISK (11″ Screen Size)

Another straightforward BIOS update – simply download the driver from the official Lenovo site, double click, and you’re done! Official Site for Lenovo Yoga 700 11ISK: https://pcsupport.lenovo.com/us/en/products/laptops-and-netbooks/yoga-series/yoga-700-11isk/downloads. The latest version I downloaded was v1.10, released on 30 Oct 2016. The BIOS update will reset all configurations to default, and you may encounter the following error after rebooting: […]