SF Security Meetups - cpunkswritecode/projects GitHub Wiki
This is us: https://www.meetup.com/Cypherpunks-Write-Code/
Other SF Security-related Meetups
https://www.meetup.com/Bay-Area-Cloud-Security-Meetup/
https://www.meetup.com/Bay-Area-Cyber-Security-Meetup/
https://www.meetup.com/Bay-Area-Cybersecurity-Startups/
https://www.meetup.com/Cyber-Security-Professionals/
https://www.meetup.com/Data-Mining-for-Cyber-Security/
https://www.meetup.com/DevSecOps-Mountain-View/
https://www.meetup.com/hacksandhackers/ (journalists need security too!)
https://www.meetup.com/San-Francisco-Bitcoin-Social/
https://www.meetup.com/SF-Web-Security-Meetup-Group/