Proton AG—Proton open-sourced all client applications and published independent security audits
By 2020, Proton had open-sourced all its client applications (iOS, Android, web, desktop) under GPLv3 and published results of independent security audits by SEC Consult. This enabled community verification of their privacy and encryption claims.
Scoring Impact
| Topic | Direction | Relevance | Contribution |
|---|---|---|---|
| Corporate Transparency | +toward | secondary | +0.50 |
| Open Source | +toward | primary | +1.00 |
| User Privacy | +toward | secondary | +0.50 |
| Overall incident score = | +0.572 | ||
Score = avg(topic contributions) × significance (high ×1.5) × confidence (0.57)
Evidence (1 signal)
Confirms product_decision Apr 29, 2020 documented
Proton announced all apps are now open source under GPLv3
Proton published a blog post announcing that all client applications are now open source, with independent security audits by SEC Consult published alongside.