Have I Been Pwned: Synthient Stealer Log Threat Data Data Breach
HIBP indexed the 'Synthient Stealer Log Threat Data' corpus containing 183M unique email addresses with captured credentials and associated domains. The dataset aggregates 'threat data' from multiple sources and is now searchable in HIBP by email, password, and domain, expanding credential exposure awareness.
CORTEX Protocol Intelligence Assessment
Business Impact: Massive credential reuse risk across consumer and enterprise accounts. Technical Context: Aggregated stealer logs facilitate account takeover at scale.
Strategic Intelligence Guidance
- Force password resets where matches are found; mandate MFA.
- Continuously ingest HIBP/credential leak signals into SIEM.
- Block known compromised passwords via policy.
- Educate users on password managers and unique creds.
Vendors
Threats
Targets
Impact
Data Volume:183M emails
Intelligence Source: Have I Been Pwned: Synthient Stealer Log Threat Data Data Breach | Oct 22, 2025