My "It's not DNS" story
The story about the DNS resolver, Linux VMs, experienced infrastructure team, and me troubleshooting an incident happened on Sunday morning.
Building Multi-Arch Images for Arm and x86
In situations where CI is not available, building multi-arch images locally can save the day.
Accidentally found a vulnerability in a crypto wallet and made $1,000
On joining the community of one of the proof-of-stake blockchains and finding a client vulnerability in its wallet app.