An independent cybersecurity review across major Michigan law firms reveals a wide range of results. Many organizations handle sensitive communications daily, yet show significant gaps in email authentication and transport security.
Using data from audit.emailmenow.com, we evaluated each domain across email, website, and network security — including SPF, DKIM, DMARC, MTA-STS/TLS, and security headers.
Cybersecurity Scores of Major Michigan Law Firms
Overall compliance scores from audit.emailmenow.com, measured June 5, 2026. Re-run any domain at the link to verify.
| Rank | Law Firm | Overall Score | Performance |
|---|---|---|---|
| 1 | Honigman | 70% | Good |
| 2 | Butzel | 64% | Above Average |
| 3 | Clark Hill | 64% | Above Average |
| 4 | Bodman | 64% | Above Average |
| 5 | Plunkett Cooney | 64% | Above Average |
| 6 | Miller Canfield | 61% | Above Average |
| 7 | Varnum | 58% | Average |
| 8 | Warner Norcross + Judd | 54% | Average |
| 9 | Foster Swift | 48% | Below Average |
| 10 | Dykema | 36% | Weak |
| 11 | Dickinson Wright | 34% | Weak |
What the Results Reveal
- Best performer: Honigman leads at 70% — 1 firm(s) reach a Good (70%+) posture.
- Lowest performer: Dickinson Wright at 34%.
- 5 of 11 scored below 60%, leaving client communications exposed to spoofing and BEC.
- Common gaps include weak DMARC enforcement and missing MTA-STS.
Why This Matters in Michigan
Michigan law firms handle privileged client information across corporate, litigation, and regulatory matters. Weak email security increases Business Email Compromise, domain spoofing, and confidentiality risks under the Michigan Rules of Professional Conduct.
See also — national audit
Recommendations
- Enforce DMARC (
p=reject), strict SPF, and DKIM signing. - Add MTA-STS and website security headers.
- Run periodic domain audits and security awareness training.
Check any organization’s posture. Run a free Instant Cybersecurity Audit at audit.emailmenow.com/?industry=law-firms.
Contact EmailMeNow IT Consulting for help with email security hardening and compliance documentation.
Source & methodology: Overall compliance scores from the free scan at audit.emailmenow.com, measured June 5, 2026 — each domain checked for email authentication (SPF, DKIM, DMARC), transport security (MTA-STS/TLS), website security headers, and network security. Re-run any domain at the link to verify.