Verified CERT Polska reporting context · Poland / NASK
CERT Polska submissions, incidents, fraud, Warning List and SMS filtering — 2025
Market context — not industry-specific evidence
CERT Polska received 658,320 submissions and registered 260,783 unique security incidents in calendar year 2025, of which 97% were classified as computer fraud. Nearly 250,000 domains were added to the Warning List, blocking approximately 140 million attempted visits to dangerous pages. Over 350,000 SMS messages were submitted for analysis and over 80,000 were found harmful; 1.88 million malicious SMS messages were blocked. CERT Polska recorded 179 ransomware incidents in 2025. These figures are CERT Polska 2025 reporting context; they are not total Polish business incident prevalence and not industry-specific evidence.
Submissions received by CERT Polska — 2025
- Submissions received by CERT Polska
- 658,320
- Unit
- submissions received by CERT Polska
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
CERT Polska received 658,320 submissions in calendar year 2025.
Poland CERT Polska 2025 reporting context only. Not total Polish business incident prevalence and not industry-specific evidence.
Unique security incidents registered by CERT Polska — 2025
- Unique security incidents registered
- 260,783
- Unit
- unique security incidents registered by CERT Polska
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
CERT Polska registered 260,783 unique security incidents in calendar year 2025.
Poland CERT Polska 2025 reporting context only. The 260,783 incidents figure is the same dataset as CSIRT NASK (separate source); CSIRT NASK and CERT Polska are the same entity operated by NASK. Not total Polish business incident prevalence and not industry-specific evidence.
Computer fraud share of registered incidents — 2025
- Of registered incidents classified as computer fraud
- 97%
- Unit
- percent of registered incidents classified as computer fraud
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
97% of CERT Polska registered incidents in calendar year 2025 were classified as computer fraud.
Poland CERT Polska 2025 reporting context only. Not total Polish business incident prevalence and not industry-specific evidence.
Ransomware incidents recorded by CERT Polska — 2025
- Ransomware incidents recorded
- 179
- Unit
- ransomware incidents recorded
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
CERT Polska recorded 179 ransomware incidents in calendar year 2025.
Poland CERT Polska 2025 reporting context only. Not total Polish business incident prevalence and not industry-specific evidence.
Domains added to the Warning List — 2025
- Domains added to the Warning List (nearly)
- 250,000
- Unit
- domains added to Warning List in 2025 (nearly; approximate)
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
Nearly 250,000 domains were added to the CERT Polska Warning List in calendar year 2025.
CERT Polska platform-operation context only. The Warning List domain count is a source-described approximation ("nearly"). Not a measure of Polish business cyber risk and not industry-specific evidence.
Attempted visits to dangerous pages blocked — 2025
- Attempted visits to dangerous pages blocked
- 140,000,000
- Unit
- attempted visits to dangerous pages blocked
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
Approximately 140 million attempted visits to dangerous pages were blocked via the CERT Polska Warning List in calendar year 2025.
CERT Polska platform-operation context only. Not a measure of Polish business cyber risk and not industry-specific evidence.
SMS messages submitted for analysis — 2025
- SMS messages submitted for analysis (over)
- 350,000
- Unit
- SMS messages submitted for analysis (minimum)
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
Over 350,000 SMS messages were submitted for analysis in calendar year 2025.
CERT Polska SMS-filtering platform context only. The submitted value is a source-stated minimum ("over"). Not total Polish business SMS threat rates and not industry-specific evidence.
SMS messages found harmful — 2025
- SMS messages found harmful (over)
- 80,000
- Unit
- SMS messages considered harmful (minimum)
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
Over 80,000 SMS messages were found harmful in calendar year 2025.
CERT Polska SMS-filtering platform context only. The harmful value is a source-stated minimum ("over"). Not total Polish business SMS threat rates and not industry-specific evidence.
Malicious SMS messages blocked — 2025
- Malicious SMS messages blocked
- 1,880,000
- Unit
- malicious SMS messages blocked
- Period
- Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context
- Scope
- Poland CERT Polska 2025 reporting context
1.88 million malicious SMS messages were blocked in calendar year 2025.
CERT Polska SMS-filtering platform context only. Not total Polish business SMS threat rates and not industry-specific evidence.
Source: NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026
Scope: NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026. The 260,783 unique security incidents figure is the same dataset as CSIRT NASK incidents (separate source); CSIRT NASK and CERT Polska are operated by NASK. The nearly 250,000 Warning List domains is a source-described approximation. The SMS submitted and SMS harmful values are source-stated minimums. These figures do not measure total Polish business incident prevalence, hidden incident prevalence, industry-specific evidence, compliance achievement, certification or security outcomes.
Methodology: Official CERT Polska annual report for calendar year 2025. The 658,320 submissions and 260,783 unique security incidents describe CERT Polska reporting context; the 260,783 figure is the same dataset as CSIRT NASK incidents (separate source) — CSIRT NASK and CERT Polska are the same entity operated by NASK. The 97% computer fraud share describes the composition of registered incidents. The nearly 250,000 Warning List domains is a source-described approximation. The 350,000+ SMS submitted and 80,000+ SMS harmful are source-stated minimums. These figures are Poland CERT Polska 2025 reporting context; they are not total Polish business incident prevalence, hidden incident prevalence, industry-specific evidence, compliance achievement, certification or proof of security.
Accessible data table
| Metric | Value | Source | Scope | Reporting period |
|---|---|---|---|---|
| Submissions received by CERT Polska | 658,320 submissions received by CERT Polska | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Unique security incidents registered | 260,783 unique security incidents registered by CERT Polska | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Of registered incidents classified as computer fraud | 97% percent of registered incidents classified as computer fraud | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Ransomware incidents recorded | 179 ransomware incidents recorded | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Domains added to the Warning List (nearly) | 250,000 domains added to Warning List in 2025 (nearly; approximate) | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Attempted visits to dangerous pages blocked | 140,000,000 attempted visits to dangerous pages blocked | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| SMS messages submitted for analysis (over) | 350,000 SMS messages submitted for analysis (minimum) | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| SMS messages found harmful (over) | 80,000 SMS messages considered harmful (minimum) | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
| Malicious SMS messages blocked | 1,880,000 malicious SMS messages blocked | NASK / CERT Polska, Raport CERT Polska za 2025 rok, 8 April 2026 | Poland CERT Polska 2025 reporting context | Calendar year 2025 CERT Polska submission, incident, fraud, warning-list, SMS-filtering, and ransomware context |
