ISC StormCast for Friday, April 23rd, 2021

How Safe are Your Docker Images
https://isc.sans.edu/forums/diary/How+Safe+Are+Your+Docker+Images/27340/
Additional SolarWinds Infrastructure
https://www.riskiq.com/blog/external-threat-management/solarwinds-c2-servers-new-tactics/
Cellebrite Exploit
https://signal.org/blog/cellebrite-vulnerabilities/
Duo 2FA Bypass
https://sensepost.com/blog/2021/duo-two-factor-authentication-bypass/