Sinch Scheduled Maintenance - Security Enhancement EU3 Site

Scheduled Maintenance Report for Sinch

Completed

The scheduled maintenance has been completed.

Posted Feb 23, 2022 - 04:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted Feb 23, 2022 - 03:00 UTC

Scheduled

Dear Client,

Type: Scheduled Maintenance
Start Time: 2022-02-23 03:00 UTC
End Time: 2022-02-23 04:00 UTC
Affected site: EU3
SMPP FQDN: smpp-eu3.clxcommunications.com / eu3.smpp.api.sinch.com / (93.158.78.4) port 3601
HTTP FQDN: http-eu3.clxcommunications.com / eu3.httpsms.api.sinch.com / (93.158.78.4) port 3801
ENUM FQDN: enum-eu3.clxcommunications.com / eu3.httplookup.api.sinch.com / (93.158.78.4) port 3701

Impact: For clients connecting to the TLS-enabled API access gateway and port combinations above using the below TLS ciphers as the following TLS version and cipher suite combinations will be disabled.

TLSv1.2, ECDHE-RSA-AES256-GCM-SHA384
TLSv1.2, ECDHE-RSA-AES256-SHA384
TLSv1.2, ECDHE-RSA-AES256-SHA
TLSv1.2, DHE-RSA-AES256-GCM-SHA384
TLSv1.2, DHE-RSA-AES256-SHA256
TLSv1.2, DHE-RSA-AES256-SHA
TLSv1.2, AES256-GCM-SHA384
TLSv1.2, AES256-SHA256
TLSv1.2, AES256-SHA
TLSv1.2, ECDHE-RSA-AES128-GCM-SHA256
TLSv1.2, ECDHE-RSA-AES128-SHA256
TLSv1.2, ECDHE-RSA-AES128-SHA
TLSv1.2, DHE-RSA-AES128-GCM-SHA256
TLSv1.2, DHE-RSA-AES128-SHA256
TLSv1.2, DHE-RSA-AES128-SHA
TLSv1.2, AES128-GCM-SHA256
TLSv1.2, AES128-SHA256
TLSv1.2, AES128-SHA

There will be no impact and no action is required if your TLS client currently support any of the stronger cipher suites below when connecting to the TLS-enabled API access gateway and port combinations above.

TLSv1.2, ECDHE-ECDSA-AES256-GCM-SHA384
TLSv1.2, ECDHE-RSA-AES256-GCM-SHA384
TLSv1.2, DHE-RSA-AES256-GCM-SHA384

We appreciate your patience and apologize for any inconvenience experienced during this maintenance period. 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.

Posted Feb 07, 2022 - 09:02 UTC

This scheduled maintenance affected: Messaging APIs (SMPP - EU, HTTP - EU) and Lookup API Endpoints (ENUM EU, HTTP EU).