It Started with One Click: The Cyber Threats Keeping Business Leaders Awake at Night

The good news? Most successful cyberattacks aren't the result of sophisticated Hollywood-style hacking. They succeed because of a handful of common mistakes that can often be fixed without spending millions of dollars.

Here are the biggest cyber threats businesses are facing today – and, more importantly, what you can do about them.

1. Artificial Intelligence Has Made Criminals Better at Their Jobs

Artificial intelligence has transformed cybersecurity – but not just for defenders. Criminals now use AI to write convincing emails, imitate writing styles, translate messages into flawless English, generate fake invoices, create malware, and even clone someone's voice in a matter of seconds. The phishing email full of spelling mistakes or asking for help from a "foreign prince" is disappearing. Today's scams often look exactly like legitimate business communications.

Imagine receiving an email from your CEO asking you to approve a wire transfer or purchase a gift card. The writing style sounds perfect. The signature is correct. The timing makes sense. Except it never came from your CEO.

Some organizations have even received phone calls and video chats that sounded exactly like an executive directing an employee to move money immediately.

Technology is becoming inexpensive, widely available, and frighteningly convincing.

What You Can Do

• Slow down before acting on unexpected requests involving money or sensitive information.
• Require a second person to approve significant wire transfers or payment changes.
• Verify payment requests using a known phone number – not one listed in the email.
• Train employees to question unusual requests, even if they appear to come from senior leadership.

Sometimes the best cybersecurity tool isn't software – it's taking 60 seconds to verify before clicking "Send."

2. Ransomware Is Still the Biggest Threat

Many people assume ransomware is yesterday's problem. It isn't. In fact, ransomware groups have become more organized, more professional, and more patient.

Rather than immediately locking computers, many attackers quietly spend weeks – or even months – inside a company's network. During that time, they learn how the business operates, identify valuable systems, steal confidential information, and locate backups. Only then do they launch the attack.

Today, many ransomware incidents involve a double threat:

• Your systems are encrypted.
• Your confidential information is stolen and threatened with public release.

Even companies that restore from backups may still face lawsuits, regulatory investigations, customer notifications, and reputational damage if sensitive information has been copied.

What You Can Do

• Keep immutable, secure backups that cannot be modified by attackers.
• Regularly test whether those backups actually work (and that you understand the recovery time).
• Promptly install security updates and patches.
• Limit administrator privileges to employees who truly need them.
• Implement multifactor authentication (MFA) across all accounts, especially remote access, email, and administrator logins, to make it harder for attackers to gain the foothold ransomware groups rely on.
• Develop an incident response plan before something goes wrong.

The companies that recover the fastest usually aren't the ones with the biggest IT budgets – they're the ones that planned ahead.

3. Email Remains the Criminal's Favorite Weapon

Despite all the headlines about sophisticated hacking tools, email continues to be the easiest way into an organization. Criminals know that tricking one employee is often easier than breaking through a firewall.

They impersonate vendors, customers, banks, and coworkers.

Their goal is simple: convince someone to click a malicious link, open an infected attachment, or send money where it doesn't belong. These attacks are becoming increasingly personalized because criminals can gather information from LinkedIn, company websites, and social media before sending their messages.

What You Can Do

• Train employees regularly – not just once during orientation.
• Teach employees that it's acceptable to pause and ask questions.
• Enable multifactor authentication on every important account.
• Consider simulated phishing exercises to help employees recognize suspicious emails.

Cybersecurity isn't only an IT issue. Every employee is part of your security team.

4. Criminals Are Targeting Your Vendors

Your business may have excellent security. But what about your payroll provider, your accounting firm, your IT company, your marketing agency, and your cloud software providers?

Modern businesses depend on dozens – sometimes hundreds – of third-party vendors. Attackers know that compromising one trusted vendor can provide access to hundreds or thousands of customers. Some of the largest cybersecurity incidents in recent years have spread through trusted vendors rather than directly attacking the victims themselves.

What You Can Do

• Know who has access to your systems and data.
• Ask critical vendors about their cybersecurity practices.
• Remove vendor access when it is no longer needed.
• Review contracts to ensure vendors are responsible for protecting your information and notifying you quickly if something goes wrong.

Your cybersecurity is only as strong as the companies you trust.

5. Small Businesses Are Being Targeted More Than Ever

Many owners still believe: "We're too small to be hacked." Unfortunately, criminals disagree.

Small businesses often have fewer security controls, limited IT resources, and less cybersecurity training. That makes them attractive targets. Many attacks are completely automated. Criminals don't even know who they're attacking until after they gain access. They're simply looking for vulnerable businesses.

What You Can Do

Start with the basics:

• Turn on multifactor authentication.
• Keep software updated and patched.
• Use strong, unique passwords or a password manager.
• Back up important data.
• Train employees.
• Know who to call if an incident occurs.

You don't have to become the hardest company to hack. You simply have to become harder to hack than the next target.

6. Human Error Still Causes Most Problems

Technology continues to improve. People remain human. Employees click links. They reuse passwords. They input personal information into public AI tools. They accidentally send confidential information to the wrong recipient. They approve fake invoices. They ignore software updates because they're "too busy."

Most cybersecurity incidents don't begin with sophisticated hacking. They begin with an ordinary mistake. That isn't a criticism of employees – it's a reminder that every organization should design systems that assume mistakes will happen.

What You Can Do

Create a culture where employees feel comfortable reporting mistakes immediately. If someone clicks a suspicious link, they shouldn't spend hours worrying about getting in trouble. They should know exactly who to call. The earlier an incident is reported, the easier – and less expensive – it usually is to contain.

Your Best Cybersecurity Investment May Surprise You

Business leaders often ask what technology they should buy first. The answer isn't always another security product. The best investment is usually a combination of preparation, employee awareness, and good business processes.

Companies that recover well from cyber incidents generally have five things in common:

• They know where their important information lives.
• They use multifactor authentication.
• They maintain tested backups.
• They train employees regularly.
• They have an incident response plan and know who to call.

When the worst happens, having a clear plan can make the difference between a manageable disruption and a full-scale crisis. Organizations should be prepared to take several key steps immediately following a cyber incident:

• Disconnect affected devices from the network, but do not power them off (this can destroy evidence).
• Contact your incident response lead, IT provider, and legal counsel immediately.
• Preserve logs and avoid altering affected systems.
• Do not communicate with attackers or pay a ransom before consulting counsel.
• Begin documenting what happened, when, and who was notified.

None of these require a Fortune 500 budget. They simply require commitment.

Final Thoughts

Cybersecurity can seem overwhelming because the headlines focus on billion-dollar breaches, nation-state hackers, and cutting-edge technology. But for most businesses, the greatest risks are far more ordinary. Someone clicks the wrong link. An employee approves a fake invoice. A password gets reused. A software update gets delayed.

The encouraging news is that the same practical steps that prevent these everyday incidents also protect organizations from many of the most sophisticated attacks. Cybersecurity isn't about eliminating every risk. That's impossible. It's about making your organization resilient enough that when – not if – someone comes knocking, your business is prepared.

The companies that thrive over the next decade won't necessarily be the ones with the biggest cybersecurity budgets. They'll be the ones that treat cybersecurity as a fundamental part of running a successful business – not just an IT problem. Because the next "$500,000 within 72 hours" message is easier to prevent than survive.

If you're ready to strengthen your organization's cybersecurity defenses – whether that means building an incident response plan, training your team, evaluating vendor risk, or running a tabletop exercise to pressure-test how your business would respond to a real attack – Baker Donelson is here to help. Reach out to Matthew G. White, Alexander F. Koskey, or any member of our Cybersecurity and Incident Response Team, and let's make sure your business is prepared before one click becomes a crisis.