100+ enterprises + major bank CISOs co-designed EFS—privacy & detection finally decoupled. Serious regulated-industry push for Claude.
Anthropic Launches Enterprise Frontier Safeguards with Customer-Controlled Data Storage
Original: Developing Enterprise Frontier Safeguards with our customers
Importance: 規制業界・大規模企業のClaudeエンタープライズ利用を大きく推し進める重要機能で、100社以上との協働設計により実装影響が高い。
Summary
Anthropic announces Enterprise Frontier Safeguards (EFS), combining zero data retention with state-of-the-art misuse detection. Data is stored in customer-controlled cloud infrastructure, not Anthropic's servers. Developed with 100+ enterprises across financial services, healthcare, manufacturing, and regulated industries, EFS rolls out in phases from fall 2026. The solution addresses rising threats including fraud and autonomous cyberattacks, requiring 30-day data retention to correlate behavior across sessions and accounts—without training on enterprise data.
Key Points
- Data stored in customer-controlled cloud; Anthropic cannot access
- 30-day retention enables behavior correlation across sessions/accounts
- Detects complex misuse including fraud and autonomous cyberattacks
- Co-designed with 100+ enterprises, major bank CISOs, regulated industries
- Phased rollout from fall on Fable 5/5.1; AWS/GCP/Azure supported
View developer notes (APIs, breaking changes, migration)
EFS deployed on Fable 5 and 5.1. Supported across Claude Code, Claude Enterprise, Claude Platform, Amazon Bedrock, Claude Platform on AWS, Google Agent Platform, Microsoft Foundry. 30-day data retention window for temporal correlation of misuse patterns across accounts/sessions. Customer-managed cloud storage (AWS/GCP/Azure required). Zero data retention (ZDR) offered on Fable 5/5.1 during EFS rollout. Co-developed with ARC members including CISOs from Goldman Sachs, Morgan Stanley, Citi, Bank of America, Wells Fargo; Fortune 100 participation, all US systemically important banks engaged.
Source: https://www.anthropic.com/news/enterprise-frontier-safeguards
Outlet: Anthropic News
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