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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

WordPress Security Updates

WordPress 4.1.2 has been released to address multiple vulnerabilities, one of which could potentially allow a site to be compromised by a remote attacker. WordPress versions 4.1.1 and earlier are affected by the identified vulnerability. Users and administrators are encouraged to review the WordPress security released and apply the necessary …

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Mozilla Security Updates

The Mozilla Foundation has release Firefox 37.0.2 to address a vulnerability that may allow an attacker to take control of an affected system. Users and administrators are encouraged to review the Security advisories released from Mozilla Foundation and apply the necessary updates. For more information please visit: Firefox

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Oracle Critical Patch Update Advisory for the month of April 2015

Oracle has released its Critical Patch Updates for April 2015 to address 98 new security fixes across multiple products.  Exploitation of these vulnerabilities may allow an attacker to take control of an affected system. This update contains security fixes for Oracle: (a) Database Server (b) Fusion Middleware (c)Enterprise Manager Grid …

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Security Updates for Adobe Flash Player, ColdFusion and Flex

Adobe has released security updates for Flash Player, ColdFusion and Flex. These updates address critical vulnerability that could potentially allow an attacker to take control of the affected system or lead to reflected cross-site scripting. Affected software versions are:- (a) Adobe Flash Player and earlier versions (b) Adobe Flash …

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Google Released Security Update for Chrome

Google has released Chrome OS 42.0.2311.90 for Windows, Mac, and Linux to address multiple vulnerabilities. This 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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A digest of Tanzania Computer Incident Response Teams coverage of cybersecurity news across the globe