---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/70101#article
headline: "70101: Unsupported Public Key Algorithm"
url: https://www.twilio.com/docs/api/errors/70101
inLanguage: en
dateModified: 2026-03-11T22:03:37.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 70101: Unsupported Public Key Algorithm

Log Level: ERROR

## Description

The Request tries to store a Public Key in Twilio. This public key can be parsed, but the request fails, because the key uses an unsupported algorithm.

### Possible causes

* Wrong public key algorithm. Only supported algorithm is RSA.

### Possible Solution

* Regenerate a new keypair with RSA encryption and retry.