---
title: tls.client.ciphers_sha
summary: null
url: >-
  https://www.fastly.com/documentation/reference/vcl/variables/client-connection/tls-client-ciphers-sha
---

**Type:** STRING  
**Access:** read-only

**Available in:** recv, hash, deliver, log

A SHA-1 of the cipher suite identifiers sent from the client as part of the TLS 
handshake, represented in Base64.