Brazil Cyber Watch
Reports since 1 Jan 2026. Not a live feed.
Threat level, Brazil
Background readingHacktivismIncident response
No public level found
No published national cyber threat level found for Brazil, checked 7 Nov 2026. Brazil publishes no national cyber threat level; CTIR Gov handles federal incidents and issues alerts, and CERT.br serves the wider internet.
Source: CTIR Gov
From official agencies
| Date | Agency | Advisory or alert |
|---|
Agency headlines, unedited.
Compare countries
| Country | Threat level | Confirmed | Claimed only | Via a vendor | Latest report |
|---|---|---|---|---|---|
 Malaysia | Medium | 19 | 35 | 7 | 7 Nov 2026 |
 Singapore | None published | 12 | 24 | 3 | 7 Nov 2026 |
 Indonesia | None published | 6 | 32 | 0 | 5 Nov 2026 |
 Thailand | None published | 9 | 33 | 0 | 3 Nov 2026 |
 Philippines | None published | 9 | 35 | 4 | 7 Nov 2026 |
 Vietnam | None published | 5 | 34 | 0 | 5 Nov 2026 |
 Israel | None published | 4 | 2 | 0 | 7 Nov 2026 |
 Iran | None published | 4 | 0 | 0 | 13 Jun 2026 |
 United Arab Emirates | None published | 4 | 4 | 1 | 7 Oct 2026 |
 Saudi Arabia | None published | 2 | 5 | 0 | 12 Oct 2026 |
 Egypt | None published | 1 | 4 | 1 | 29 Oct 2026 |
 South Africa | None published | 8 | 0 | 1 | 26 Oct 2026 |
 Nigeria | None published | 2 | 3 | 0 | 8 Aug 2026 |
 Kenya | None published | 1 | 6 | 0 | 25 Jul 2026 |
 India | None published | 9 | 2 | 1 | 28 Oct 2026 |
 Pakistan | None published | 3 | 3 | 0 | 22 Jul 2026 |
 Bangladesh | None published | 1 | 5 | 0 | 23 Oct 2026 |
 Sri Lanka | None published | 4 | 3 | 1 | 1 Jul 2026 |
 Cambodia | None published | 0 | 3 | 0 | 10 Jun 2026 |
 Myanmar | None published | 1 | 5 | 0 | 25 Oct 2026 |
 Brunei | None published | 0 | 0 | 0 | |
 Poland | BRAVO-CRP | 5 | 0 | 4 | 1 Oct 2026 |
 Ukraine | None published | 7 | 0 | 1 | 4 Nov 2026 |
 Russia | None published | 7 | 0 | 1 | 1 Nov 2026 |
 Czechia | None published | 3 | 0 | 1 | 22 Oct 2026 |
 Romania | None published | 2 | 0 | 0 | 14 Jul 2026 |
 Estonia | None published | 5 | 0 | 3 | 4 Nov 2026 |
 Turkey | None published | 3 | 0 | 1 | 16 Sep 2026 |
 United Kingdom | None published | 5 | 1 | 3 | 2 Nov 2026 |
 Germany | None published | 4 | 0 | 1 | 2 Nov 2026 |
 France | None published | 7 | 0 | 2 | 4 Nov 2026 |
 Netherlands | None published | 5 | 1 | 1 | 2 Nov 2026 |
 Italy | None published | 5 | 0 | 0 | 7 Nov 2026 |
 Spain | None published | 3 | 0 | 0 | 5 Feb 2026 |
 Ireland | None published | 3 | 4 | 0 | 2 Nov 2026 |
 Sweden | None published | 5 | 3 | 2 | 2 Nov 2026 |
 United States | None published | 6 | 0 | 2 | 28 Aug 2026 |
 Canada | None published | 5 | 0 | 1 | 21 Aug 2026 |
 Mexico | None published | 2 | 4 | 1 | 21 Aug 2026 |
| Brazil | None published | 2 | 2 | 0 | 2 Nov 2026 |
 Argentina | None published | 1 | 2 | 0 | 4 Aug 2026 |
 Chile | None published | 1 | 2 | 0 | 2 Nov 2026 |
 Colombia | None published | 1 | 2 | 0 | 4 Nov 2026 |
 Japan | None published | 9 | 0 | 5 | 4 Nov 2026 |
 South Korea | Caution | 6 | 0 | 2 | 29 Oct 2026 |
 China | None published | 0 | 3 | 0 | 7 Aug 2026 |
 Taiwan | None published | 9 | 0 | 2 | 3 Nov 2026 |
 Hong Kong | None published | 3 | 0 | 3 | 30 Oct 2026 |
 Australia | None published | 5 | 0 | 1 | 2 Nov 2026 |
 New Zealand | None published | 7 | 2 | 1 | 3 Sep 2026 |
2026 counts. Click a row to open a country.
Official numbers
| Measure | Value | Period | Source |
|---|---|---|---|
| Notifications received by CTIR Gov (incidents plus vulnerabilities) | 61,378 | 2026 to date (as shown 2026-11-07) | CTIR Gov |
Who is targeting it
| Group | Kind | What it did | Sources | Reports |
|---|---|---|---|---|
| The Gentlemen | Ransomware | The most frequent group on leak-site posts naming Brazilian victims in 2026. | ransomware.live | Profile |
Laws and rules this year
Full stories
Official statements
- 14 Aug 2026Federal Police Operation Klonen arrested four people over a 30 million euro bank fraud that exploited a payment system flaw. BleepingComputer
- 20 Jun 2026National Secretary Wolnei Wolff said the false alert case was being handled with the utmost technical rigor. The Record
Incidents
4 of 4 incidents
| What happened | Sources | |||||
|---|---|---|---|---|---|---|
 ✅ ConfirmedMercado Bitcoin | 2 Nov 2026 | Finance | Intrusion | None | Confirmed. Brazil's largest crypto exchange confirmed a cybersecurity incident and suspended deposits and withdrawals. Claimed. Blockchain security firms said more than $46 million left the platform. | The Record✓ 7 Nov |
 ⚠️ ClaimedReceita Federal do Brasil | 23 Sep 2026 | Government | Ransomware | Claimed. The Emperador group listed the federal tax authority on its leak site. | ransomware.live✓ 7 Nov | |
| ✅ ConfirmedDefesa Civil national emergency alert system | 20 Jun 2026 | Government | Intrusion | None | Confirmed. The National Civil Defense Secretariat said unauthorized access sent false alerts in several states, and the Federal Police opened an investigation. | The Record · GIGAZINE✓ 7 Nov |
 ⚠️ ClaimedFundação Getulio Vargas (FGV) | 2 Mar 2026 | Education | Ransomware | Claimed. DragonForce claimed about 1.52 TB of FGV data; FGV had not confirmed. | Capital Digital✓ 7 Nov |
FAQ
Does Brazil have a national cyber threat level?
No published national cyber threat level was found for Brazil (checked 7 Nov 2026). Brazil publishes no national cyber threat level; CTIR Gov handles federal incidents and issues alerts, and CERT.br serves the wider internet.
Which organisations in Brazil confirmed cyber incidents recently?
2 incidents confirmed since January 2026: Mercado Bitcoin and Defesa Civil national emergency alert system.
Which Brazil organisations appear on ransomware or leak sites?
2 claims, not confirmed by the organisations: Receita Federal do Brasil and Fundação Getulio Vargas (FGV).
What counts as a confirmed incident?
The organisation, a regulator, the police or a minister has said something happened, as reported by a named outlet. Everything else is listed as claimed.
Why list leak-site claims at all?
Ransomware and extortion crews post victims on leak sites before anyone confirms. The list shows what attackers say. Treat it as a lead and check with the organisation.
Is the map a live attack feed?
No. It counts incidents and claims reported in 2026. Live attack maps from security vendors show scanning traffic hitting their sensors, which does not mean a place was attacked.
How often is it updated?
By hand when a national level changes or a notable incident is reported. The date is shown in the header.
Sources: official statements and regional press, including Bernama, The Star, Malay Mail, CNN Indonesia and Newsbytes.PH; leak-site claims from public ransomware trackers. Each entry links its source.