Thesmios

Bug bounty

Responsible disclosure, with safe-harbour rules.

Security researchers can report vulnerabilities under clear scope, safe-harbour, response targets and reward bands. The programme is private-beta while the platform is pre-production.

Private beta scope

Good-faith testing within scope, without privacy harm, persistence, extortion, social engineering or disruption, will not be treated as unauthorised access by Thesmios.

private beta

In scope

demo.thesmios.com public demo surfaces
thesmios.com marketing and API routes
Credential verification, wallet export and presentation endpoints
Authentication, share-token and access-control boundaries

Out of scope

Denial-of-service or load testing
Physical attacks
Social engineering
Scanner-only reports without exploitability
Reports requiring access to another user's real personal data

Reward bands

Critical

GBP 1,500-5,000

Cross-tenant data access, Credential signing key compromise

High

GBP 500-1,500

Authentication bypass, Privilege escalation

Medium

GBP 100-500

Stored XSS in authenticated workspace, Sensitive metadata exposure

Low

Recognition

Low-impact misconfiguration, Security header gap