Maintenance: US1 - REST API Cipher Update
Scheduled for Sep 29, 08:00 - 09:00 UTC
Scheduled
As part of our continuous improvements to our platform, We will be disabling weak and insecure cipher suites that are accepted as part of TLS 1.2 handshake.

Type: Scheduled Maintenance
Maintenance: US1 - REST API

Start Time: 2022-09-29 08:00 UTC
End Time: 2022-09-29 09:00 UTC

Impact: Clients need to make sure there is no dependency on their applications on ciphers that are not listed here

These are the ciphers that will be allowed.
ECDHE-ECDSA-AES256-GCM-SHA384
ECDHE-RSA-AES256-GCM-SHA384
ECDHE-ECDSA-CHACHA20-POLY1305
ECDHE-RSA-CHACHA20-POLY1305
DHE-RSA-AES256-GCM-SHA384
DHE-RSA-AES128-GCM-SHA256


This will be applied for FQDN:
- us1.sms.api.sinch.com and
- api-us1.clxcommunications.com

If for any reason the maintenance is extended or cancelled we will advise you accordingly.

Please contact support@sinch.com should you require further information or assistance.

Sincerely,
Sinch
Posted Sep 13, 2022 - 09:06 UTC