Spark

Cryptographic authenticity
The Spark is a small MRI compatible injectable cryptographic token that works with our Authenticity API. Easily scannable with an NFC smartphone or USB reader, the Spark can be used as a secure identity solution for personal, enterprise, medical, and many other types of applications.
Features
NFC Data Sharing

Spark Actions let's you share data and digital cards with anyone when they tap your spark with their NFC enabled smartphone.
Cryptographic Authenticity

Enable highly secure identity authenticity capabilities for 3rd party applications with our Authenticity API.
Technical Specifications

Spark 1 (discontinued)
- 13.56MHz ISO15693 NFC Type 5
- 2.1mm x 12mm injectable cylinder
- Schott 8625 VivoTag encapsulation
- AES cryptographic challenge response
- MRI conditional
- Injection assembly with chip EO gas sterilized
- Discontinued 2019
Spark 2
- 13.56MHz ISO14443A NFC Type 4
- 2.1mm x 12mm injectable cylinder
- Schott 8625 VivoTag encapsulation
- AES mutual auth key verification process
- MRI conditional / compatible status
- Injection assembly with chip EO gas sterilized
- Active product line - no EOL scheduled
Reach out
Interested in integrating Spark authenticity validation into your application? We'd love to hear from you.
MRI Advisory
Spark 2 is MRI Conditional
The VivoKey Spark 2 is MR Conditional. A patient with the VivoKey Spark 2 may be safely scanned under the conditions outlined in the MRI Conditional Statement. Testing performed by MRI Safety.