π Software Supply Chain & Security
OpenSSF (beyond the ones you already attend)
Vulnerability Disclosures WG β coordinated disclosure, CNA processes
Security Baseline WG β minimum security requirements for OSS
Best Practices WG β tooling & badge criteria evolution
Identifying Security Threats WG β threat modeling for OSS
OWASP (besides SCVS)
OWASP Top 10 Proactive Controls
OWASP CycloneDX WG β SBOM format (very active)
OWASP ASVS β Application Security Verification Standard
OWASP Dependency-Track Project
OWASP Firmware Security Project
CNCF / Cloud Native Security
TAG Security (umbrella group, very active)
SIG Security (Kubernetes)
Supply Chain Security SIG (K8s)
Policy WG (OPA / Gatekeeper ecosystem)
π¦ SBOM, Provenance & Artifact Integrity
CycloneDX Core WG
SPDX Technical Team (Linux Foundation)
in-toto Steering Committee
Sigstore Policy & UX Working Groups
OCI Artifacts / OCI Security WG
π§ͺ Standards & Specifications
Ecma / ISO / W3C
Ecma TC54 (SBOM & SW transparency) β adjacent to TC54-TG2
ISO/IEC JTC 1 SC 38 β cloud & distributed platforms
W3C WebAppSec WG
W3C Privacy CG / Security Interest Group
π€ AI, ML & Security (fast-growing)
OpenSSF AI/ML Security WG
MLCommons Security WG
NIST AI RMF Community of Practice
OWASP Top 10 for LLM Applications
ποΈ Infrastructure & Platform Security
Confidential Computing Consortium (CCC)
IETF SAAG (Security Area Advisory Group)
IETF SCITT WG β supply chain transparency (very relevant)
TUF Community Meetings
π§ Governance, Risk & Ecosystem Trust
FINOS Security SIG
CHAOSS Risk & Security WG
Linux Foundation Trust & Safety Initiative
OpenJS Security WG
π If you want something closer to your calendarβ¦
Based on what youβre already attending, the closest matches you may want to look into are:
IETF SCITT WG
CycloneDX WG
Kubernetes Supply Chain Security SIG
OpenSSF Vulnerability Disclosures WG
MLCommons / AI supply chain groups
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π Cryptography & Mathematical Security Foundations
IACR (International Association for Cryptologic Research)
These are not βWGsβ in name, but ongoing, highly active research communities with regular workshops, mailing lists, and study groups:
CRYPTO / EUROCRYPT / ASIACRYPT communities
Theory of Cryptography Conference (TCC)
Real World Crypto (RWC) β applied but still very theory-aware
IACR ePrint Cryptography Archive (active discussion + review culture)
β‘οΈ Strong focus on: number theory, algebra, complexity theory, zero-knowledge, MPC, post-quantum crypto.
Post-Quantum Cryptography
NIST PQC Forum & Study Groups
IETF PQUIP WG (Post-Quantum Use in Protocols)
ETSI Quantum-Safe Cryptography ISG
β‘οΈ Heavy math: lattices, codes, isogenies, hardness assumptions.
π Formal Methods, Logic & Verification (Security-oriented)
Formal Methods Groups
IFIP WG 1.6 β Rewriting
IFIP WG 1.7 β Theoretical Computer Science
IFIP WG 11.2 β Pervasive Systems Security (formal angle)
Program Verification & Proof Systems
Proof-Carrying Code (PCC) community
CompCert & Verified Compilation community
Verified Crypto community (HACL*, Fiat-Crypto, Jasmin)
Tools & ecosystems:
Coq Security & Crypto Users Group
Isabelle Security Group
Lean for Security / Crypto reading groups
π§ Programming Languages & Semantics (Security Focus)
POPL Security Track community
CSF (IEEE Computer Security Foundations Symposium)
PLDI Security & Verification subgroup
OOPSLA Formal Security & Types community
Topics:
Type systems for security
Non-interference
Language-based security
Information flow control
π Security Foundations & Logic
Dedicated Security Theory Venues
IEEE CSF (Computer Security Foundations)
POST (Principles of Security & Trust β ETAPS)
FOSAD (Foundations of Security Analysis and Design)
SecDev Theory Track
Access Control, Logic, and Models
ABAC & Policy Logic research groups
Modal logic for security protocols
Game-theoretic security models
Epistemic logic & knowledge-based security
π§ͺ Protocol Analysis & Symbolic Models
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Formal Protocol Verification community
ProVerif
Tamarin
AVISPA
Applied Ο-calculus groups
Security Protocols Workshop (Cambridge)
𧬠Systems + Theory Hybrid Groups
USENIX Security (theory-heavy subcommunity)
SOSP/OSDI formal verification clusters
Microarchitectural Security + Formal Models (Spectre/Meltdown theory work)
π§© Category-Theory / Abstract Math Adjacent Security
These are smaller but intellectually deep:
Applied Category Theory for Cryptography
Monoidal categories & composable security
UC (Universal Composability) theory community
Game-based vs simulation-based security groups
π Ongoing Reading Groups & Seminars (Informal but Active)
Cryptography Reading Groups (many universities, often open)
Security Semantics Seminar Series
Formal Methods in Security (FM-Sec) workshops
Mathematical Foundations of Cybersecurity seminars