This week ·

Chainalysis

How they got in, as reported. Automated AI tools that work through many organizations at once.

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Date
31 Oct 2026
Place
Canada
Who
Chainalysis · Financial Services
The way in
Automated attacks run by AI agents
Source
BleepingComputer
01 · What was reported

What was reported.

Blockchain analytics firm Chainalysis disclosed that an external actor used what it calls 'offensive agentic techniques' to get into its internal systems and tools. Customer names, email addresses, user IDs and organisational role...

The way in, as the source states it: automated AI tools that work through many organizations at once.

02 · What we check for it

What we check for it.

The doors those tools look for first, read from outside.

03 · If this happens at your firm

If this happens at your firm.

  • Turn automatic updates on for every computer, phone, website and server.What changes: updates install by themselves, now and then with a restart. It stays on. Choose the hour they run in the update settings and pause one there if it breaks something.
  • Leave nothing that runs your systems reachable from the internet: admin pages, remote desktop and file shares sit behind a private connection or are switched off.What changes: staff connect through the private connection before they reach those pages. It stays on. A page can be opened to one address when it is needed and closed again the same way.
  • Turn on a second sign-in step for every account, email first.What changes: a code or a tap on the phone at each new sign-in. It stays on. A backup code or a second device covers a lost phone and the method is changed in the account's security settings.
The attacks of 2026 and the habit that stops each →
04 · Source

Source.

Source: BleepingComputer ↗

This page repeats what the source reported, with its date. It says nothing about any firm that is not named in it.