Slack内で完結する安心の内部通報窓口
ハラスメント、不正行為、コンプライアンス違反を、/whisper コマンドによる完全機密・双方向の暗号化対話で安心して通報・相談できる体制をSlack上に構築します。
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Slack Brilliant Bot
2,000 以上のチーム、550,000 人以上のユーザーに信頼されています
Global Whistleblower Regulatory Standards
OpenSay delivers statutory compliance across US, EU, and international whistleblower frameworks without clunky third-party web portals.
EU Directive 2019/1937
Mandates secure internal reporting channels with guaranteed confidentiality for all companies with 50+ employees in EU member states (HinSchG, Loi Waserman).
US SOX Section 301
Requires publicly traded companies to maintain confidential, anonymous reporting systems for auditing, accounting, and internal control irregularities.
ISO 37002 Standard
Aligns with global international guidelines for establishing, implementing, and maintaining effective whistleblowing management systems.
GDPR & Data Minimization
One-way cryptographic hashing and zero database log retention ensure employee identities are never stored on external databases, fully preserving data privacy.
For Whistleblowers & Employees
100% Confidential Reporting Without Retaliation Risk
Observed financial fraud, sexual harassment, safety hazards, or ethical misconduct? You no longer have to navigate intimidating external websites or worry about corporate IT tracking your web session.
- Type /whisper: Open the confidential reporting dialog anywhere in Slack.
- Identity Privacy Toggle: Choose whether to remain 100% anonymous or reveal your identity to designated compliance officers.
- Two-Way Threaded Dialogue: Reviewers can ask clarifying questions and request evidence without ever seeing your identity.
For Compliance & Legal Officers
Audit-Ready Case Triage Directly in Slack
Traditional hotline software (Navex, Whispli) costs tens of thousands of dollars per year and suffers from near-zero adoption. OpenSay enables compliant reporting right where employees communicate every day.
- Dedicated Reviewer Channels: Route confidential reports directly into restricted, private Slack channels for legal and HR review.
- Audit-Proof Timestamps: Track report receipt, acknowledgment timelines, and case resolution milestones.
- Zero External Retention: OpenSay never stores decrypted report bodies on external databases.

Frictionless Intake via /whisper
Team members type /anon whisper or /whisper to launch the intake form
Choose customized report categories (Ethics, Harassment, Fraud, Safety, Governance)
Select identity preference: remain 100% confidential or share your name with reviewers
Encrypted dispatch directly to your workspace's authorized compliance triage channel
Learn more...
Encrypted Two-Way Dialogue
Compliance officers reply directly within the private Slack thread to request documentation
The submitter receives replies as private DM notifications and responds without exposing identity
Fulfills EU Directive requirements for acknowledging and investigating reports within statutory deadlines
Complete end-to-end trust and auditability
Learn more...OpenSay vs. Legacy Hotline Portals
Comparing OpenSay in Slack against legacy third-party hotline software (Navex EthicsPoint, Whispli, AllVoices).
| Capability | OpenSay Slack Hotline | Legacy Hotline Portals (Navex / Whispli) |
|---|---|---|
| Reporting Interface | Directly in Slack with /whisper (Zero friction) | External web portal / 1-800 phone line (High friction) |
| Employee Adoption Rate | High (employees trust familiar daily tools) | Near-zero (employees distrust external web forms) |
| Two-Way Threaded Follow-up | Instant Slack DMs without identity exposure | Requires saving a 16-digit case code & periodic re-login |
| Regulatory Compliance | EU Directive 2019/1937, SOX § 301, ISO 37002, GDPR | Standard compliance |
| Cost & Onboarding | Setup in 60 seconds; 90% lower TCO | $10,000–$50,000/yr enterprise contracts |
Whistleblower & Whisper Step-by-Step Guides
Compliance & Whistleblower Articles

コンプライアンス
,内部通報
,セキュリティ
内部通報窓口の再定義:SlackのWhisper(ささやき)が選ばれる理由
従来の通報窓口は不信感や煩雑なポータルにより機能していません。Slack内で完結する双方向の匿名Whisper機能が早期のコンプライアンス相談を促進します。

OpenSay Team
Feb 10, 2026
|
読了時間: 4 分

プライバシー
,セキュリティ
,暗号化
OpenSayのプライバシーとセキュリティの仕組み
一方向暗号化ハッシュによりユーザーIDをデータベースに一切保存せず、投稿者のプライバシーを完全に保護する仕組みを解説。

OpenSay Team
Jan 15, 2026
|
読了時間: 4 分
Deploy a Compliant Whistleblower Channel in 60 Seconds
Meet EU Directive 2019/1937 and SOX § 301 requirements with encrypted, two-way reporting your team will actually trust.