SYNOPSYS, INC.
bd_70c9fe3f5148ee83 · schema v1 · pii pii-v1
Full breach record for SYNOPSYS, INC. →2 incidents on fileThreat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Arkana on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Company description · AI-generated by the aggregator, not the leak post
Synopsys is a leading company in electronic design automation (EDA) and semiconductor IP. It also provides software integrity tools. Founded in 1986 and headquartered in Mountain View, California, Synopsys offers innovative solutions that help designers manage complexity, develop high-quality, and high-performance silicon, meet critical time to market and power consumption requirements, and avoid costly redesigns.
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Jun 4, 2025
Claim posted
—
Corroborated · see linked filings
This record's own dates cannot anchor compliance clocks; see the linked filings.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Ransomware claims (1)
- Leak Sited1rbd_e2325a05a2cd68ba2026-07-13 · +404dVerified by operator
Regulatory filings (2) · sorted by filing gap
- New Hampshire State AGbd_efebcba0ef813c452026-04-01 · +301dCandidate
- Massachusetts State AGbd_cde12bcbf924f0552026-04-02 · +302dVerified
Filing propagation · 2 filings · 2 states
View merged incident ↗Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
arkana
According to ransomware.live, Arkana is a ransomware group that emerged in early 2025 and gained attention by claiming an attack on U.S. broadband provider WideOpenWest (WOW!), operating a three-phase ransom/sale/leak extortion model primarily focused on telecom and internet service providers.