Are android version updates signed with google’s private key or other signing techniques? [migrated]

I noticed that android pops automatically for new updates and patches; are these updates signed so that the device knows it’s from the official publisher and not from some server spoofer?

Continue reading Are android version updates signed with google’s private key or other signing techniques? [migrated]

Debating between architecture options for offline updating of Linux machines in a vertically segregated network

My coworker and I are discussing the pros/cons between two potential architecture options, and I would like to gather feedback on which option is better and why.

First, a description of the environment: We have a vertically… Continue reading Debating between architecture options for offline updating of Linux machines in a vertically segregated network

Does it really improve security to update PHP interpreter version without any code changes at all?

Our hosting provider wants to update our legacy application server (Plesk).

We usually place older PHP projects (PHP 5.3 – 5.6) there, so they can sit in a stable environment until their unknown EOL.

Now the thing is, our p… Continue reading Does it really improve security to update PHP interpreter version without any code changes at all?