Tools: https://testssl.sh/
Guides: Sysadmins: link for https for web server SMTP TLS ssh file system FDE network file systems wifi SNMPv3 DNSSec DoH/DoT VPNs wireguard openvpn IPsec
Programmers:
noise
TLS (cipher suites, TLS versions)
Ciphers
Users:
Signal
https everywhere
Static web site search: https://jahed.dev/2016/12/07/adding-search-to-a-static-website/ https://www.npmjs.com/package/flexsearch http://elasticlunr.com/ https://pouchdb.com/