Put all my old id Software disks/manuals together in a frame.

I thought Squid Game was gonna be like Most Extreme Elimination Challenge. I could not have been more wrong.

I've been getting hit up on LinkedIn for some security architect roles, and a lot of them mention the SDLC, inserting security into CI/CD pipelines, programming for the cloud, etc. Anyone know of some resources where I can learn more about this kinda stuff?