- Published
- Source
- Computer Weekly
- Filed under
- UK industry, Malware & exploits
The latest vulnerabilities to be uncovered in the frequently targeted Citrix NetScaler product lines were being exploited well before disclosure, prompting disquiet…
Keeping malware out
- Keep operating systems, browsers and plugins patched – most malware arrives through known holes.
- Block macros and scripts from the internet, and let only approved software run where you can.
- Watch endpoint alerts for new persistence: scheduled tasks, services and run keys.
More helpNCSC: mitigating malware and ransomware attacks (opens in a new tab)
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
External Remote Services
Persistence, Initial AccessWhat a defender checks
- List every VPN, remote desktop and remote-access gateway you expose.
- Require MFA on all of them, and keep them patched.
- Alert on sign-ins from new countries, networks or devices.
Build the skillBlue Team Engineer · Network Security Engineering
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MyCyberWay training
Blue Team Analyst · Vulnerability Management
You can't patch everything at once. Learn what to fix first.
In our Blue Team Analyst programme you run a vulnerability scan, prioritise the output with CVSS, EPSS and asset criticality, and track remediation to closure with the teams who own the fix.
- Read scanner output properly
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- Track remediation to closure
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