Learn what a crypto wallet is, the different types, account abstraction and how to choose the right wallet.

Learn to create some custom firewall rules on Cloudflare to help protect your site from bots, spammers, hackers, etc. This is a great starting point and can be achieved on the free tier.

This post explains an attack chain for the ChatGPT macOS application. Through prompt injection from untrusted data, attackers could insert long-term persistent spyware into ChatGPT’s memory. This led to continuous data exfiltration of any information the user typed or responses received by ChatGPT, including any future chat sessions.

Learn to set up Google single sign-on (SSO) for SSH using OpenID Connect (OIDC), short-lived SSH certificates, and Smallstep's step-ca and step packages. Create an SSH Certificate Authority to bootstrap a new host and user. Though it requires more initial effort than a typical SSH key setup, this method simplifies key management by eliminating the need for managing authorized_keys files and offers additional benefits beyond SSO.

How do you manage SSH keys when a developer leaves a company? Marc explores a solution that avoids having a single point of failure that is commonly found with commercial and open-source solutions.