Councils are short papers with good practices and advice on various network and information security issues.
ESXiArgs Ransomware Recovery Script09/02/2023ESXiArgs-Ransomware-Recovery-Script
ESXiArgs Ransomware Virtual Machine Recovery Guidance describes the ongoing ransomware campaign known as "ESXiArgs".
Cisco routers come under attack, including a destructive hacktivist campaign29/06/2021Рутерите-на-Cisco-са-подложени-на-атаки,-включително-разрушителна-хакерска-кампания
Тези две кампании показват защо е важно да се коригират всички уязвимости и пропуски в сигурността възможно най-скоро, в случая  CVE-2018-0171 и CVE-2020-3580 в Cisco ASA и FTD.
Advisory on BlueKeep Vulnerability05/06/2019Съвети-относно-уязвимост-BlueKeep
Windows 7, Windows Server 2008 R2, and Windows Server 2008
Windows 2003 and Windows XP
Deprecating TLSv1.0 and TLSv1.124/04/2019Отхвърляне-на-TLS-1.0-и-TLS-1.1
CERT Bulgaria reminds users and administrators that browsers stop the support of TLS 1.0 and TLS 1.1
Security Primer on LockerGoga Ransomware02/04/2019Защита-от-LockerGoga-Ransomware
The Multi-State Information Sharing & Analysis Center (MS-ISAC) has released a Security Primer on LockerGoga Ransomware—a type of malicious software, or malware, designed to deny access to a computer system or data until a ransom is paid.
Security Tips against TrickBot Malware15/03/2019Съвети-за-защита-от-зловредния-код-TrickBot
TrickBot is a modular banking Trojan that targets users' financial information and acts as a dropper for other malware. An attacker can leverage TrickBot's modules to steal banking information, conduct system and network reconnaissance, harvest credentials, and achieve network propagation.
Global Threats to Information Systems22/06/2018Глобални-заплахи-за-информационните-системи
The advanced capabilities of organized hacker groups and cyber threat actors are an increasing global threat to information systems
How To Decrypt Files Locked By a Ransomware02/02/2018Как-да-декриптирате-файлове
If your files gеt encrypted by a ransomware not all is lost, there is still a chance to save them.
DDoS Protection Plan25/01/2018План-за-защита-от-DDoS-атаки
When a DDoS attack strikes, panic ensues. The availability of the DDoS attack mitigation plan will help minimize hours or days of chaos across the organization.
VMware Releases Security Advisory10/01/2018Защитете-устройствата-си-срещу-уязвимости-в-сигурността,-свързани-с-чиповете
VMware has released security advisory relating to  vCenter Server, ESXi, Workstation and Fusion.
Protecting your devices against chip-related security vulnerabilities10/01/2018VMware-публикува-съвети-за-сигурност
Many devices and applications are affected by serious security flaws detected in the processors developed by Intel
Meltdown and Spectre! What can I do to protect myself and my organisation?05/01/2018meltdown-and-spectre
Device and platform manufacturers are releasing updates to supported products which will mitigate this issue