Skip to content
View Blackvectra's full-sized avatar

Block or report Blackvectra

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don’t include any personal information such as legal names or email addresses. Markdown is supported. This note will only be visible to you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
Blackvectra/README.md

NextLayerSec

Matthew Levorson

Security Engineer — Blue Team · Email Security · Microsoft 365 Hardening

nextlayersec.io  ·  LinkedIn


About

Independent security consultant. Email authentication, identity hardening, and Microsoft 365 defense for small and mid-market organizations. Production-validated controls aligned to NIST SP 800-53 and CIS Controls v8.

Selected Work

M365 Assessment Framework

Multi-tenant security assessment producing client-ready reports mapped to NIST and CIS.

Email Security Framework

End-to-end SPF, DKIM, DMARC, MTA-STS, and DNSSEC deployment for Microsoft 365 tenants.

Compliance-Mapped Assessment

Read-only Microsoft 365 audit mapped to NIST SP 800-53, CIS v8.1, and HIPAA.

Blue Team Playbooks

Detection workflows, threat intelligence documentation, purple team lab guidance.

Principles

  • Assume compromise; design for survivability.
  • Production-validated controls over lab posture.
  • Documentation is part of the control.

Frameworks

NIST CSF 2.0 · NIST SP 800-53 · MITRE ATT&CK · CIS Controls v8 · ISO/IEC 27001 · RFC 8461 · RFC 7489

@Blackvectra's activity is private