D.Roc's Blog

2020-08-02

A look at my collection of old computer chips.

I am not going to write much about each one, you can google the part numbers and I don’t know much more than what you can see.
Click on the images for the hires version.

2020-05-31

Computer History

A look at my collection of old computers and calculators.

2019-04-05

Digitalocean gold image for Archlinux

A gold image tool for Archlinx and Digitalocean.

I made script that can build a img file for use with digitalocean. Now you can run Archlinux on digital ocean with ease.

2018-11-24

Kiwicon 2038AD - Badge Challenge - Part 4

SMS and a scoreboard.

2018-11-24

Kiwicon 2038AD - Badge Challenge - Part 3

Two more puzzles.

2018-11-24

Kiwicon 2038AD - Badge Challenge - Part 2

Building a safe.

2018-11-24

Kiwicon 2038AD - Badge Challenge - Part 1

Once again I created a puzzle for Kiwicon.

2017-11-25

BSides Wellington Badge Challenge

BSides Wellington - Badge Challenge

For BSides Wellington I created a puzzle.

2016-05-01

To name a bug?

When should you name a bug?

There has been a lot of talk about naming bugs, Heartbleed is the bug that started this trend, badlock seems to be the one that made people start to talk about how stupid bug naming is.

2016-04-25

Why change passwords every 90 days?

Why changing passwords can be good.

We have all seen a policy of changing password every 90 days (or 30 days), We all know that staff hate to change passwords and this will even lead to more calls to the helpdesk.

So the question is why should you change password every 90 days?