Out of curiosity, I ran two tests on the publicly available RSA keys within the sks keyserver system. First, can it be factored by the first 1000 primes? Second, do any pairs of keys share a common factor?
What's the best way to let someone discover your PGP key if they only know you via a Twitter, G+ or Github profile? Add your profile url as a user id on your key, and publish a fingerprint on your profile site.
Just documenting some code I use to privately backup photos from my android phone to a laptop. The phone uploads photos as encrypted files to GDrive. The laptop downloads and decrypts new photos, then deletes files off GDrive. It's admittedly geeky to setup right now, but it's worked out quite nicely as a private, no-hassle local backup of my phone pics.
A small experiment to visualize dependencies between classes in the android framework. This effort generated some some neat pictures, and was a chance to play with svg.
Save Anything Important Locally - a rule of thumb to regain control over your data. Why this is useful, and documenting some things that I do.