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    TZ-CERT has observed a new and sophisticated techniques that ransomware actors are currently using to infect targeted victims across the globe. The ransomware actors have launched a new variant of ran…

  • Ransomware


    Ransomware is a type of malicious software, or malware, designed to deny access to a computer system or data until a ransom is paid. Principally, it encrypts files on the compromised systems and deman…

  • Fileless


    Tanzania Computer Emergency Response Team (TZ-CERT) is aware of security incidents involving malicious software named “Fileless malware”. As its name implies, it doesn’t depend on a computer file as a…


    Tanzania Computer Emergency Team (TZ-CERT) is informed of a large scale and global campaign involving DNS Infrastructure hijacking targeting domains belonging to Government, Internet Service Providers…

Current Activities

Apple Security Updates

Apple has released  security updates to address multiple vulnerabilities in apple products. Exploitation of these vulnerabilities may allow an attacker to take control of an affected system. The following are available updates: (a) iOS 9.2 for iPhone 4s and later, iPod touch (5th  generation) and later, iPad 2 and later …

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Adobe Security Update for Flash Player

Adobe has released security update to address multiple vulnerabilities in Flash Player. Exploitation of these vulnerabilities could potentially allow an attacker to take control of the affected system. Users and administrators are encouraged to review the security updates and apply the necessary updates. For more information click APSB15-32

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Google Security Update for Chrome

Google has released Chrome OS 47.0.2526.73 for Windows, Mac, and Linux to address multiple vulnerabilities. The update addresses vulnerabilities that could allow an attacker to take control of an affected system. Users and administrators are encouraged to review the Google Chrome release blog and apply the necessary updates; click here …

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OpenSSL Patches

OpenSSL has released updates addressing multiple vulnerabilities. Exploitation of some of these vulnerabilities could potentially allow the attacker to cause a denial of service condition. The following updates are available: (a) OpenSSL 1.0.2 users should upgrade to 1.0.2e (b) OpenSSL 1.0.1 users should upgrade to 1.0.1q (c) OpenSSL 1.0.0 users …

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TZ-CERT has noted that there are android mobile applications (apps) named SoftBox Tanzania and SIMnet Tanzania, published under Google Play store  that are said to have functionalities of intercepting communications of mobile subscribers. TZ-CERT wishes to advise the general public to avoid associating themselves with any activity related to the …

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A digest of Tanzania Computer Incident Response Teams coverage of cybersecurity news across the globe