Obsidian is designed to be a private and secure space for your thoughts. Here's how we protect your data.
Private by default
Your data is saved locally on your device. No account is required, no telemetry data is collected.Privacy policy →
End-to-end encryption
With Obsidian Sync, your data is secured using the strongest encryption standard, AES‑256.Sync security FAQs →
Obsidian is built on open formats, trusted encryption algorithms, and independently audited code. Developer policies →

Independent audits

Regular audits by third-party security firms ensure that Obsidian meets the highest security standards. These reports are shared for transparency, and any vulnerabilities are promptly addressed.
Obsidian Desktop and Mobile
December 2023 Audited by Cure53
Penetration test and source code audit of Obsidian apps. Following this test, the Cure53 audit team reported that all vulnerabilities have been addressed and the recommendations from the assessment have been properly followed.
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