By Cary Bradford, Founder & CEO, Ergon Consulting, LLC
Updated for 2026
Cybersecurity has become one of the most important business issues facing law firms today. Ten years ago, firms primarily worried about hardware failures, spam emails, and keeping servers running. Today, they're defending against ransomware, business email compromise, credential theft, data breaches, and increasingly sophisticated attacks powered by artificial intelligence.
For law firms, the stakes are even higher.
Your clients trust you with some of their most sensitive information—contracts, financial records, litigation strategies, intellectual property, merger documents, estate plans, and privileged communications. Protecting that information isn't just good business; it's fundamental to maintaining the trust that every attorney-client relationship depends on.
After working in IT since 2002, I've watched cybersecurity evolve from a niche concern into one of the most critical responsibilities every business owner has. The firms that experience the fewest security incidents aren't necessarily the ones spending the most money. They're the ones that approach cybersecurity as an ongoing process rather than a one-time project.
This guide outlines the cybersecurity controls I believe every law firm should have in place in 2026.
Why Law Firms Are Prime Targets
Many attorneys assume hackers only target large corporations.
Unfortunately, that's no longer true.
Cybercriminals increasingly focus on small and mid-sized law firms because they often possess valuable confidential information while having fewer dedicated security resources than enterprise organizations.
A successful attack can expose:
- Client records
- Financial information
- Litigation documents
- Real estate transactions
- Intellectual property
- Email communications
- Personally identifiable information (PII)
For attackers, this data has significant value. For law firms, losing control of it can damage client relationships, interrupt operations, and result in substantial financial losses.
Cybersecurity isn't about eliminating every risk. It's about making your firm a much harder target.
What Modern Cybersecurity Looks Like
One misconception I frequently hear is that installing antivirus software is enough to protect a business.
Twenty years ago, that may have been closer to the truth.
Today, cybersecurity is layered. No single product prevents every attack. Instead, organizations combine multiple technologies, policies, monitoring services, and employee training into a comprehensive defense strategy.
Think of it like protecting your office.
You wouldn't rely solely on a lock at the front door. You'd also install alarms, cameras, lighting, access controls, insurance, and procedures for employees.
Your digital environment deserves the same approach.
The Essential Cybersecurity Checklist
1. Multi-Factor Authentication (MFA)
If I could recommend only one cybersecurity improvement for most law firms, it would be enabling Multi-Factor Authentication everywhere it's available.
Passwords are stolen every day through phishing attacks, password reuse, and data breaches.
MFA dramatically reduces the likelihood that a stolen password alone can be used to access your systems.
Every Microsoft 365 account, remote access solution, financial application, and cloud platform should require MFA.
2. Endpoint Detection and Response (EDR)
Traditional antivirus software looks for known threats.
Modern Endpoint Detection and Response (EDR) solutions continuously monitor computers for suspicious behavior, helping identify attacks that traditional antivirus may miss.
EDR can detect ransomware activity, unauthorized software, credential theft, and unusual system behavior before significant damage occurs.
Today, EDR should be considered a standard security control rather than an optional upgrade.
3. Microsoft 365 Security
Microsoft 365 has become the backbone of many law firms, making it one of the most important environments to secure.
A properly configured Microsoft 365 environment should include:
- Multi-Factor Authentication
- Conditional Access Policies
- Anti-phishing protection
- Safe Links
- Safe Attachments
- Secure email authentication
- Administrative monitoring
- Regular security reviews
These settings help reduce the likelihood that attackers can compromise user accounts through email-based attacks.
4. Reliable Backup and Disaster Recovery
Every business believes its backups work.
Until they don't.
One of the first questions I ask when meeting with prospective clients is simple:
"When was the last time you successfully restored your backups?"
Too often, the answer is uncertainty.
Backups aren't valuable because they exist.
They're valuable because they've been tested.
Every law firm should maintain multiple backup copies, protect them from ransomware, and regularly verify that files and systems can actually be restored.
5. Employee Security Awareness Training
Technology alone won't stop phishing attacks.
Employees remain the first line of defense.
Security awareness training teaches staff how to recognize suspicious emails, fraudulent phone calls, fake websites, and social engineering tactics before they become security incidents.
Regular phishing simulations help reinforce those lessons in a practical way.
The goal isn't to embarrass employees.
It's to help them develop confidence recognizing real threats.
6. Password Management
Strong passwords remain important, but managing them manually has become unrealistic.
Password managers allow employees to create unique, complex passwords for every system without having to remember each one.
Combined with MFA, password managers significantly improve account security while making life easier for employees.
7. Email Protection
Email remains the most common entry point for cyberattacks.
Modern email security should include:
| Protection | Why It Matters |
|---|---|
| Anti-Phishing | Blocks fraudulent messages before they reach users. |
| Safe Links | Checks malicious URLs before users click them. |
| Safe Attachments | Scans files for malware before delivery. |
| Spam Filtering | Reduces unwanted and potentially dangerous email. |
| Email Authentication | Helps prevent spoofing and impersonation attacks. |
For many firms, strengthening email security produces one of the highest returns on investment.
8. Access Control
Not every employee needs access to every file.
One principle I strongly recommend is least privilege.
Employees should have access only to the information necessary to perform their jobs.
This approach reduces the potential impact of both accidental mistakes and malicious activity.
Regular permission reviews also help ensure former employees and unnecessary accounts no longer retain access.
9. Mobile Device Security
Attorneys increasingly work from courtrooms, airports, client offices, and home.
That flexibility improves productivity, but it also increases security risks.
Every mobile device accessing firm information should include:
- Device encryption
- Screen lock protection
- Remote wipe capability
- Mobile device management (MDM)
- Secure authentication
Protecting mobile devices is just as important as protecting office computers.
10. Incident Response Planning
Every law firm hopes it never experiences a cybersecurity incident.
Hope isn't a strategy.
An incident response plan answers important questions before an emergency occurs.
Who should employees call?
Who communicates with clients?
Who contacts cyber insurance?
Who coordinates forensic investigators?
Who manages public communications?
Making these decisions during a crisis is far more difficult than preparing in advance.
Cybersecurity Is Also About AI
Artificial intelligence introduces exciting new opportunities, but it also creates new risks.
Employees may unknowingly submit confidential information into public AI platforms or rely on AI-generated content without proper review.
As law firms adopt AI, cybersecurity strategies should expand to include:
- AI governance policies
- Approved AI platforms
- Employee AI training
- Data classification
- AI usage monitoring
Security and AI should evolve together.
Common Mistakes I See
After more than twenty years working with businesses, certain patterns appear repeatedly.
The most common cybersecurity mistakes include:
- Assuming antivirus alone provides adequate protection.
- Delaying software updates.
- Sharing administrative passwords.
- Failing to test backups.
- Ignoring Microsoft 365 security settings.
- Not training employees.
- Allowing unrestricted access to sensitive information.
- Waiting until after a security incident to create a response plan.
Fortunately, every one of these issues can be addressed with thoughtful planning.
How Ergon Consulting Helps Law Firms
At Ergon Consulting, LLC, we believe cybersecurity should support your business—not slow it down.
We work with law firms throughout the DFW Metroplex to design layered security programs that protect client information while enabling attorneys to work efficiently from anywhere.
Our cybersecurity services include:
- Comprehensive Security Assessments
- Microsoft 365 Security Reviews
- Managed Detection and Response (MDR)
- Endpoint Detection and Response (EDR)
- Backup and Disaster Recovery
- Security Awareness Training
- AI Security Consulting
- Virtual CIO (vCIO) Services
- Compliance Planning
Rather than selling isolated products, we help firms build long-term cybersecurity strategies that grow alongside their businesses.
Frequently Asked Questions
Is antivirus enough to protect a law firm?
No. Modern cybersecurity requires multiple layers of protection, including MFA, EDR, secure email, backups, employee training, and continuous monitoring.
How often should a law firm perform a cybersecurity assessment?
Most firms should conduct a comprehensive assessment at least annually and whenever significant technology changes occur.
What is the biggest cybersecurity risk for law firms?
Phishing and credential theft remain among the most common attack methods because they target employees rather than technology alone.
Should small law firms invest in cybersecurity?
Absolutely. Smaller firms are frequently targeted because attackers believe they may have fewer security resources while still possessing valuable confidential information.
Final Thoughts
Cybersecurity isn't a destination. It's a commitment.
Technology will continue to evolve, and so will cyber threats. The firms that remain resilient won't be the ones chasing every new security product—they'll be the ones building a strong foundation of policies, training, layered technology, and ongoing improvement.
After more than two decades in the IT industry, I've learned that successful cybersecurity programs share one common trait: they're proactive rather than reactive.
Protecting your firm starts long before an attack ever occurs.
About the Author
Cary Bradford is the Founder & CEO of Ergon Consulting, LLC. Since 2002, he has helped organizations improve operational efficiency, strengthen cybersecurity, and adopt emerging technologies with confidence. Cary works with businesses throughout the DFW Metroplex to develop practical IT strategies that align technology investments with business goals while protecting critical data and client trust.
