Cybersecurity threats in Kenya are becoming more sophisticated, automated and difficult for businesses to ignore.

Kenya’s growing dependence on digital payments, cloud services, mobile technology, online platforms and connected devices has created enormous opportunities for businesses. It has also created a larger digital environment for cybercriminals to target.

The numbers demonstrate the scale of the challenge.

According to the Communications Authority of Kenya (CA), the National Kenya Computer Incident Response Team Coordination Centre (National KE-CIRT/CC) detected more than 3.3 billion cyber threat events between January and March 2026. This followed more than 4.5 billion cyber threat events detected between October and December 2025, when the number of detected events increased by 441 percent compared with the previous quarter.

These figures represent detected cyber threat events, not confirmed successful attacks or individual victims. However, they demonstrate the scale and persistence of malicious activity in Kenya’s digital environment.

For businesses, understanding the most important cybersecurity threats is the first step towards reducing risk.

What Are the Biggest Cybersecurity Threats in Kenya in 2026?

The threat landscape continues to evolve, but several threats deserve particular attention from Kenyan businesses:

Phishing and social engineering
Ransomware
Malware
Business email compromise
Distributed denial-of-service attacks
Brute-force and credential attacks
AI-powered cyberattacks
Web application attacks
Mobile and digital-platform threats
Data breaches and unauthorized access

Let’s look at what these threats mean for businesses and what organizations can do to reduce their exposure.

1. Phishing and Social Engineering

Phishing remains one of the most important cybersecurity threats facing businesses.

A phishing attack attempts to trick someone into clicking a malicious link, opening an attachment, providing login information or taking another action that benefits an attacker.

Phishing can arrive through:

Email
SMS
Social media
Messaging platforms
Fake websites
Phone calls
QR codes
Impersonated business accounts

The threat is becoming harder to identify because attackers can use artificial intelligence to create more convincing messages and automate social engineering campaigns.

The Communications Authority has specifically identified phishing and social engineering among the factors contributing to Kenya’s cyber threat environment. It has also warned that AI and machine learning are increasingly being exploited for malicious activities.

How businesses can reduce phishing risk

Businesses should combine technology with employee awareness.

Important measures include:

Multi-factor authentication
Email security controls
Employee cybersecurity awareness training
Strong password policies
Clear procedures for reporting suspicious messages
Verification of unusual payment requests

Technology can reduce the opportunity for phishing attacks, but employees remain an important part of an organization’s security strategy.

2. Ransomware

Ransomware is another major concern for organizations in Kenya and globally.

Ransomware attacks can disrupt access to systems and data and may cause significant operational disruption.

For a business, the impact can extend to:

Accounting systems
Customer records
Production systems
Internal communications
Shared files
Websites
Business applications

The Communications Authority’s cybersecurity reporting has highlighted ransomware among the threats affecting organizations in Kenya and recommended measures including offline backups, network segmentation, timely patching and multi-factor authentication.

How businesses can reduce ransomware risk

A strong ransomware defense should include:

Regular security updates
Endpoint protection
Multi-factor authentication
Network segmentation
Secure backups
Offline or isolated backup copies
Least-privilege access
Employee awareness training
An incident response plan

Backups are particularly important because recovery should not depend entirely on an attacker.

3. Malware

Malware is a broad category of malicious software designed to disrupt systems, steal information, gain unauthorized access or perform other harmful activities.

It can include:

Trojans
Spyware
Viruses
Worms
Information stealers
Remote-access malware

The Communications Authority’s Q1 2025/2026 cybersecurity report recorded more than 31.6 million malware attacks between July and September 2025.

Malware can enter an organization through compromised websites, malicious attachments, unauthorized software, infected devices, phishing campaigns or vulnerable systems.

How businesses can reduce malware risk

Businesses should keep operating systems and applications updated, restrict unauthorized software installations, train employees about suspicious downloads and attachments, and deploy modern endpoint protection.

This is particularly important as traditional antivirus approaches increasingly need to be complemented by technologies capable of detecting suspicious behavior and responding to threats.

4. Business Email Compromise

Business email compromise, or BEC, involves attackers compromising or impersonating legitimate business email accounts to deceive employees or business partners.

The objective may be to:

Redirect payments
Obtain confidential information
Steal credentials
Impersonate executives
Manipulate invoices
Target suppliers or customers

A common mistake is assuming that an email request must be legitimate simply because it appears to come from a senior employee or known supplier.

How businesses can reduce BEC risk

Businesses should require independent verification for unusual financial requests.

For example, if an email requests a change to a supplier’s bank details, employees should verify the request through an established communication channel rather than relying solely on the email.

Multi-factor authentication, email security and employee awareness training can also reduce the risk of account compromise.

5. Distributed Denial-of-Service Attacks

Distributed denial-of-service, or DDoS, attacks attempt to overwhelm an online service, website, server or network with large amounts of traffic or requests.

The result can be slow performance or temporary unavailability.

The Communications Authority has identified DDoS attacks as part of Kenya’s ongoing cyber threat landscape and continues to monitor and report on attacks targeting digital infrastructure.

For businesses that depend heavily on websites, e-commerce platforms or online services, availability is part of cybersecurity.

How businesses can reduce DDoS risk

Depending on the organization’s requirements, appropriate measures can include:

Firewalls
Traffic filtering
DDoS protection services
Monitoring
Rate limiting
Cloud-based traffic protection
Redundant infrastructure

The appropriate solution depends on the organization’s size and technology architecture.

6. Brute-Force and Credential Attacks

Cybercriminals do not always need sophisticated malware to compromise an organization.

Sometimes they attempt to obtain or guess valid credentials.

Brute-force attacks involve repeated attempts to gain access to an account or service. Credential attacks can also involve stolen usernames and passwords obtained through phishing or previous data breaches.

The Communications Authority’s Q1 2025/2026 cybersecurity report recorded more than 18.8 million brute-force attacks between July and September 2025.

How businesses can reduce credential attacks

Businesses should:

Require strong, unique passwords
Enable MFA
Disable unused accounts
Limit administrative privileges
Monitor unusual login activity
Apply appropriate account protection controls
Train employees not to reuse passwords

7. AI-Powered Cyberattacks

Artificial intelligence is changing cybersecurity on both sides.

Businesses can use AI to improve detection and response, while attackers can use AI to create more convincing scams, automate attacks and adapt malicious activity.

The Communications Authority has warned that AI and machine learning technologies are increasingly being exploited for malicious activities, including automated cyberattacks, disinformation campaigns, deepfakes and unauthorized surveillance.

This means employees may increasingly encounter phishing messages and impersonation attempts that are much harder to distinguish from legitimate communication.

How businesses should respond

Organizations should combine:

Strong identity controls
MFA
Endpoint protection
Email security
Security awareness training
Threat monitoring
Clear verification procedures
Regular security assessments

Businesses should not rely solely on employees identifying poor grammar or obvious spelling mistakes as a way of detecting phishing.

8. Web Application Attacks

Businesses increasingly depend on websites and web applications for sales, customer service, communication and internal operations.

That makes web applications an attractive target.

The Communications Authority’s Q1 2025/2026 report recorded more than 10.4 million web application attacks between July and September 2025.

Web application vulnerabilities can result from outdated software, insecure configurations, weak authentication or poorly secured third-party components.

Businesses operating websites, e-commerce platforms, customer portals or other web applications should therefore treat application security as part of their wider cybersecurity strategy.

9. Mobile and Digital Platform Threats

Kenya’s digital economy is heavily dependent on mobile technology.

The Communications Authority reported that 75 million mobile phones were connected to Kenyan mobile networks by September 2025, while mobile money subscriptions stood at 48.6 million.

As more business activity moves onto mobile devices and digital platforms, those environments become increasingly important from a security perspective.

Employees may access business email, cloud applications, customer information and financial systems using smartphones and tablets.

Businesses should therefore consider:

Device security
Software updates
Strong authentication
Mobile device management where appropriate
Secure access to business applications
Employee awareness
Protection against malicious applications

10. Data Breaches and Unauthorized Access

A cybersecurity incident can also become a data protection issue when personal information is exposed or accessed without authorization.

This is particularly important in Kenya because organizations processing personal data have obligations under the Data Protection Act, 2019.

The Office of the Data Protection Commissioner (ODPC) oversees compliance with Kenya’s data protection framework and provides mechanisms for organizations to report personal data breaches.

Businesses need to understand:

What personal information they collect
Where it is stored
Who can access it
How it is protected
How long it is retained
What happens if it is compromised

Cybersecurity and data protection should therefore be considered together.

How GTL Helps Businesses Defend Against Modern Cyber Threats

Understanding the cybersecurity threats facing Kenyan businesses is important, but knowing the risks is only the first step.

Businesses also need technology that can help prevent, detect and respond to threats when they occur.

This is where endpoint security becomes an important part of a layered cybersecurity strategy.

Every laptop, desktop, server and other connected endpoint can potentially become an entry point for attackers. Malware, ransomware, credential theft and other threats can originate from or ultimately target these devices.

SentinelOne Endpoint Security from GTL

GTL is a SentinelOne Partner in Africa, providing organizations with access to SentinelOne cybersecurity technologies designed to protect endpoints and help detect and respond to modern threats.

GTL’s SentinelOne offering includes capabilities across Endpoint Protection (EPP), Endpoint Detection and Response (EDR), and Extended Detection and Response (XDR).

Endpoint Protection

Endpoint Protection helps protect devices against malware, exploits and other threats.

For businesses, this means adding a dedicated security layer to the laptops, desktops and other endpoints employees use every day.

Endpoint Detection and Response

Endpoint Detection and Response provides greater visibility into activity on endpoints and helps security teams investigate and respond to suspicious behavior.

This is particularly valuable when dealing with threats that may not look like traditional malware.

Extended Detection and Response

XDR extends security visibility beyond individual endpoints to provide a broader view of activity across an organization’s technology environment.

This can help security teams connect signals from different parts of the environment when investigating potential threats.

Autonomous Threat Response

Modern attacks can move quickly. Automated security capabilities can help organizations detect and respond to threats faster, reducing the time between identifying suspicious activity and taking action.

Why Endpoint Security Matters in Kenya

The scale of cyber threat activity reported by the Communications Authority demonstrates why organizations need a proactive approach to cybersecurity.

However, endpoint protection should not be treated as a standalone solution.

A resilient cybersecurity strategy should combine endpoint security with:

Multi-factor authentication
Secure backups
Employee awareness
Patch management
Access controls
Network security
Threat monitoring
Incident response planning

GTL can help organizations identify and implement appropriate cybersecurity technologies based on their environment, risk profile and business requirements.

Learn more about GTL’s SentinelOne cybersecurity solution:
https://www.gtl.co.ke/sentinelone-partner-in-africa/

Why Local Cybersecurity Expertise Matters

Technology is only one part of an effective cybersecurity strategy.

Organizations also need to understand how security solutions should be deployed, configured, monitored and integrated into their existing environment.

GTL combines cybersecurity technology with local expertise to help organizations evaluate and implement solutions appropriate for their business requirements.

This can be particularly valuable for organizations that need to protect distributed employees, business endpoints, servers and cloud environments without building a large cybersecurity team entirely in-house.

Is SentinelOne Right for Your Business?

The right cybersecurity solution depends on an organization’s size, infrastructure, industry, regulatory requirements and risk profile.

If your organization is concerned about ransomware, malware, phishing-related endpoint compromise or other emerging threats, a cybersecurity assessment can help identify where your greatest exposure lies.

GTL’s SentinelOne solutions can help organizations strengthen their endpoint security strategy and improve their ability to detect, prevent and respond to modern cyber threats.

Explore GTL’s SentinelOne Partner in Africa solution

Why Small and Medium-Sized Businesses Should Pay Attention

A common misconception is that cybercriminals only target large corporations.

The reality is more complicated.

Attackers often look for weaknesses. A smaller business may have fewer cybersecurity resources, outdated software, weak passwords, limited monitoring or employees who have not received adequate security awareness training.

That does not mean every small business will be targeted individually. It means that a weak security posture can increase exposure when automated attacks scan large numbers of systems.

For businesses looking for a practical starting point, our guide on cybersecurity for small businesses in Kenya covers 10 essential security measures, from MFA and employee training to endpoint protection and backups.

How Kenyan Businesses Can Improve Their Cybersecurity

Businesses do not need to implement every security technology at once.

A sensible starting point is to establish strong fundamentals:

1. Enable Multi-Factor Authentication

Protect important accounts with MFA, particularly email, administrative and financial systems.

2. Keep Systems Updated

Regularly patch operating systems, applications, websites, network equipment and security software.

3. Deploy Modern Endpoint Protection

Protect laptops, desktops, servers and other endpoints against malware and suspicious activity.

4. Train Employees

Make cybersecurity awareness part of regular employee training.

5. Maintain Secure Backups

Back up critical business information and test that the backups can actually be restored.

6. Control User Access

Employees should only have access to the systems and information necessary for their roles.

7. Monitor for Suspicious Activity

Security monitoring can help identify unusual behavior before it develops into a larger incident.

8. Prepare an Incident Response Plan

Know who is responsible for responding to a cyber incident and what steps should be taken.

9. Review Third-Party Risk

Suppliers, cloud platforms and other service providers can form part of your organization’s security environment.

10. Conduct Regular Security Assessments

Cybersecurity should be reviewed as the business, technology and threat landscape change.

Cybersecurity Is a Business Issue, Not Just an IT Issue

A successful cyberattack can affect sales, operations, customer relationships, finances and reputation.

That means cybersecurity decisions should involve business leadership rather than being left entirely to the IT department.

Business leaders should ask:

What information would cause serious harm if exposed?
Which systems are critical to our operations?
What would happen if our systems were unavailable for several days?
Who can access sensitive information?
Are our backups protected?
Can we detect suspicious activity?
Do our employees know how to report a suspected attack?
How quickly could we recover?

These questions help move cybersecurity from a technical discussion to a business resilience strategy.

Frequently Asked Questions About Cybersecurity Threats in Kenya

What are the biggest cybersecurity threats in Kenya?

Major threats include phishing, social engineering, ransomware, malware, business email compromise, brute-force attacks, DDoS attacks, web application attacks and increasingly AI-assisted cybercrime.

How many cyber threats are detected in Kenya?

The National KE-CIRT/CC detected more than 3.3 billion cyber threat events between January and March 2026. In the preceding quarter, more than 4.5 billion events were detected. These figures represent detected threat events rather than confirmed successful attacks or individual victims.

Is phishing a major threat in Kenya?

Yes. The Communications Authority has identified phishing and social engineering as significant contributors to Kenya’s cyber threat environment and has warned about the growing misuse of AI in malicious activities.

What is the most effective way to protect a business from cyberattacks?

There is no single technology that eliminates every cybersecurity risk. Businesses should use a layered approach combining MFA, endpoint protection, secure backups, patch management, employee training, access controls, monitoring and incident response planning.

What is endpoint security?

Endpoint security protects devices such as computers, laptops and servers from cyber threats. Modern endpoint security can combine prevention, behavioral detection, investigation and response capabilities.

Is SentinelOne suitable for Kenyan businesses?

SentinelOne can form part of a broader cybersecurity strategy for organizations that need modern endpoint protection and detection and response capabilities. The appropriate solution depends on the organization’s infrastructure, risk profile and security requirements.

GTL provides SentinelOne cybersecurity solutions for organizations in Kenya and across Africa.

Can small businesses benefit from endpoint security?

Yes. Small businesses increasingly depend on laptops, cloud applications, email and connected devices. Endpoint security can provide an additional layer of protection alongside MFA, backups, employee training and other security controls.

Conclusion

The cybersecurity threats facing Kenyan businesses in 2026 are not limited to one type of attack.

Phishing, ransomware, malware, credential attacks, DDoS attacks, web application vulnerabilities, data breaches and AI-assisted attacks can all create risks for organizations that depend on digital systems.

The latest figures from Kenya’s National KE-CIRT/CC demonstrate the scale of the challenge, with billions of cyber threat events detected during recent reporting periods.

The answer is not to rely on a single security product.

Businesses need a layered approach that combines people, processes and technology.

That includes protecting endpoints, securing accounts, training employees, keeping systems updated, maintaining reliable backups and regularly assessing the organization’s security posture.

For organizations looking to strengthen endpoint protection and improve their ability to detect and respond to modern threats, GTL’s SentinelOne cybersecurity solution can be an important part of that strategy.