Guyana National CIRT
The Guyana National Computer Incident Response Team (GNCIRT) seeks to provide technical assistance to public agencies to prevent and respond effectively to information security incidents of national importance.
AL2021_03 Multiple Security Updates Released for Microsoft Exchange Server (3rd March, 2021)
Microsoft has released security updates on the 2nd March 2021, addressing vulnerabilities (CVE-2021-26855, CVE-2021-26857, CVE-2021-26858 and CVE-2021-27065) found in the Microsoft Exchange Server.
Read moreADV2021_29 Cisco Security Updates (04th March 2021)
Cisco published security updates on 04th March 2021, addressing vulnerabilities in the following products. It is recommended that you take the necessary precautions by ensuring your products are always updated.
Read moreT2021_04 Zeoticus 2.0 Ransomware (25th February 2021)
Zeoticus ransomware was first spotted for sale in various underground markets and forums in early 2020. It is a ransomware that targets all versions of Microsoft Windows Operating Systems without any dependence on a C2 (Command & Control)
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Mar-05-2021 - ADV2021_29 Cisco Security Updates (04th March 2021)
Mar-01-2021 - ADV2021_26 Ubuntu Security Updates (25th February 2021)
Mar-01-2021 - ADV2021_25 Cisco Security Updates (24th February 2021)
Mar-01-2021 - T2021_04 Zeoticus 2.0 Ransomware (25th February 2021)
Feb-03-2021 - T2021_02 RYUK Ransomware (27th January 2021)