---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/94403#article
headline: "94403: Transcriptions: Invalid encryption credentials"
url: https://www.twilio.com/docs/api/errors/94403
inLanguage: en
dateModified: 2026-03-11T22:03:37.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 94403: Transcriptions: Invalid encryption credentials

Log Type: APPLICATION

Log Level: WARNING

## Description

Public key credentials to encrypt transcription results are invalid. Twilio will attempt operation again shortly.

### Possible causes

* Public key specified in Transcription Settings is not found in Twilio Credentials Storage
* Public key defined in credentials resource is invalid and can't be used to encrypt transcription files
* Public key defined in credentials resource is expired and can't be used to encrypt transcription files

### Possible solutions

* Ensure public key is correct in credentials resource
* Set a different public key that can be used to encrypt transcription results or disable encryption