Insiders already have access, which makes them hard to spot—so to stop insider threats, combine smart hiring checks, device controls, two-step login, strong passwords, employee training, and continuous monitoring.
Not every cyberattack comes from the outside. An insider is anyone who legitimately signs in to your systems—employees, contractors, vendors, or even a criminal using a stolen password. Because they are “approved” users, many perimeter defenses don’t trigger, and the activity can blend in with normal work.
That’s why this problem is getting more serious. A recent Ponemon Institute report highlights the trend: insider incidents are rising, take longer to contain, and cost more to clean up (source).
- Insider attacks have increased by 44% over the last two years.
- It now takes organizations 85 days to contain an insider threat (up from 77 days in 2020).
- The average cost to handle insider threats has climbed by 34%.
What Counts as an Insider Threat?
Any person or account with legitimate access can create risk. Some insiders act on purpose, others make mistakes. And if a hacker steals a user’s password, your systems treat that criminal like a trusted user until something flags the behavior.
Four Ways Insider Threats Happen
- Malicious or disgruntled staffer. Someone leaving might take a client list on the way out. A frustrated employee could try to damage systems, plant ransomware, or even sell their login to a criminal.
- Careless or untrained employee. People who mean well can still cause a breach—sharing sensitive files on an unsafe platform or signing in to work apps from a friend’s computer without thinking about the risk.
- Third parties with access. Contractors, freelancers, and vendors often need a login to do their jobs. Each one introduces risk if you don’t vet them and set clear limits before granting access.
- Stolen credentials. When attackers capture a user’s password, they effectively become an insider. Compromised credentials are now the top cause of data breaches worldwide.
How to Stop Insider Threats
You can’t rely on perimeter tools alone. A layered approach works best—especially for offices around Panama City and across Bay County where teams often work on the go. Put these controls in place before trouble starts.
- Do thorough background checks. Screen new hires, and apply the same care to vendors and contractors who will touch your systems. Past issues can signal future risk.
- Manage every computer and device. Mobile devices now account for about 60% of the devices in a typical business. Use a device management solution to monitor access, approve known devices, and block anything unrecognized by default.
- Turn on two-step login (multi-factor authentication) and fix passwords. Even if a password leaks, attackers rarely have the second step—like a phone prompt or a FIDO security key. Pair that with good habits:
- Require strong passwords in your cloud apps.
- Use a business password manager.
- Don’t reuse passwords—every login should be unique.
- Train your team. Regular, practical training on handling sensitive data and following policy reduces mistakes that lead to breaches.
- Watch the network, all the time. AI-enabled monitoring can spot unusual activity fast—like mass file downloads or a login from outside the country—so you can act before damage spreads.
Need Help Reducing Insider Risk?
A thoughtful, layered security plan can cover all four types of insider threats—from mistakes to malicious acts. If you’d like expert help tailoring this for your business, get in touch.
