Bank Info Security reports French bank lost 100 million euros in cyberattack

What happened

According to a headline published on 2026-11-05, Bank Info Security reports that a French bank lost 100 million euros in a cyberattack Bank Info Security. The article is filed under Cybercrime and Finance & Banking, but the text available to us contained only site navigation and no story body.

Everything below is therefore not confirmed:

• The name of the bank.
• How the attack worked, including the entry point.
• Whether the loss was theft, fraud, or another kind of cost.
• Who is responsible.
• Whether the bank, a regulator or any other party has confirmed the figure.
• Whether the incident is ongoing.

Only one outlet is carrying this story, and we have found no independent verification.

Am I affected?

Not confirmed. The sources name no bank, product, software version, vulnerability or CVE, so we cannot say who is exposed. No indicators of compromise were published in the material we reviewed.

What to do now

1. Read the original Bank Info Security article for details that our copy did not include: Bank Info Security.
2. If you are a customer of a French bank, look for statements from your own bank. The sources do not say which bank is involved.
3. Do not act on rumors about the attack method. The sources do not describe one.
4. Check back here for updates. We will revise this advisory if the bank, a regulator or another outlet publishes confirmed details.

Sources

• Bank Info Security: French Bank Loses 100 Million Euros in Cyberattack