Breakthrough digital imaging solutions for your business

In-camera photo forgery detection technology for corporate business users

With Sony’s in-camera Digital Signature activated at capture, Sony’s technology supports detection of any modification to an image, thus protecting it from fraudulent usage.

  • In-camera function
  • Based on standard cryptography
  • Eliminates unauthorized editing and misconduct around digital photo data
  • For corporate users onlyi

Discover our solutions

Law Enforcement

Close-up shot of court room


Woman wearing blue hat checking inventory


Person holding a tablet

ID photo

Close-up shot of a passport

Digital Certificate

Close-up shot of man pointing at his watch

System process flow

  1. Set up verification serverii. iii.
  2. Digital Signature mode is activated
  3. Image is captured
  4. Images are immediately cryptographically signed by the camera processor
  5. Image is manipulated
    a. pixel modification
    b. tampering
    c. potential forgery
  6. Image signature is cancelled
  7. Image manipulation is detected by the customer’s own certificate server during examination

Available on the Alpha 7 IV camera

  • 33 MP full-frame back-illuminated CMOS sensor
  • BIONZ XR™ engine
  • SuperSpeed USB 10Gbps (USB3.2 Gen2) port for high-speed transfer
  • CFexpress Type A media slot
  • 5-axis optical image stabilisation
  • Compatible with more than 60 Sony original E-mount lenses

Find out more >

Shot of the Alpha 7 IV

Have Questions?


Want to speak with a Sony Representative to learn

i. Feature to be licensed to businesses by Sony for professional use only.

ii. Details on setting up verification server to be announced. Server costs such as a platform, programming device, coding resources, etc. responsibility of customer.

iii. User will upload images with digital signatures to a verification server, developed by the customer with information provided by Sony. This allows the user and the recipient of an image to confirm if the digital signature is still intact or removed.