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- The Record
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- Attacks
One of St. Petersburg's major internet providers said its network had been under a distributed denial-of-service (DDoS) attack since October 6, affecting services including online gaming, voice calls and video conferencing.
Practical steps for any organisation
- Patch quickly, starting with anything facing the internet.
- Use multi-factor authentication everywhere it is offered.
- Keep tested, offline backups – and a plan for the day you need them.
More helpNCSC: 10 Steps to Cyber Security (opens in a new tab)NCSC: incident management (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.
Network Denial of Service
ImpactWhat a defender checks
- Know how to call in your provider's DDoS protection before you need it.
- Rate-limit and filter at the edge.
- Watch for a second intrusion hiding behind the noise.
Build the skillBlue Team Analyst · Network & Firewall Monitoring
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Blue Team Specialist
Breaches like this get investigated, not just reported.
Blue Team Specialist takes the Analyst curriculum and adds the investigator's work: one incident owned end to end, hypothesis-led threat hunting with MITRE ATT&CK and KQL, breach analysis, and a root cause report people can act on.
- Scope, attacker path and dwell time
- Threat hunting with ATT&CK and KQL
- Root cause analysis and reporting
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