SSL Certificates

Current SSL Certificate

Note: we recommend using Intermediate CA certificates in your Trust Store

The CURRENT SSL Cert for *.sms.optus.com.au (made active on 2025-06-30) is as follows (in PEM format):

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Additional certificate info:

  • Serial Number: 07D90BF235B6FAD20AAAA18D5057CAFD53DC80
  • Validity:
    • Not Before: Jun 16 20:14:34 2025 GMT
    • Not After : Jun 29 20:13:34 2026 GMT

Intermediate CA Certificate

The CURRENT Intermediate CA certificate (made active on 2025-06-30) is as follows (in PEM format):

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Additional certificate info:

  • Serial Number: 07CE18ECF8D5BFF93EEC9391A80D24994C437A
  • Validity:
    • Not Before: Feb 26 10:44:50 2025 GMT
    • Not After: Feb 24 16:44:50 2035 GMT