HTTP/1.1 401 {"errorCode":911,"message":"Authentication failed.","standardizedError":{"errorCode":911,"errorSubCode":1,"errorDescription":"Authentication failed."}}
Content-Length: 151
Date: Sat, 29 Mar 2025 11:45:16 GMT
Server: Kestrel
Cache-Control: no-cache, no-store, must-revalidate
Pragma: no-cache
MS-CV: 8Y/bvxzdikiL002TmeJNsA.0
ContextId: tcid=0,server=msgapi-pilot1-neu-01-0,cv=8Y/bvxzdikiL002TmeJNsA.0
x-ms-latency: 2.1504

HTTP/1.1 401 {"errorCode":911,"message":"Authentication failed.","standardizedError":{"errorCode":911,"errorSubCode":1,"errorDescription":"Authentication failed."}}
Content-Length: 151
Date: Thu, 03 Apr 2025 13:25:49 GMT
Server: Kestrel
Cache-Control: no-cache, no-store, must-revalidate
Pragma: no-cache
MS-CV: JM8GXOVkbEGg4Tk3qQfcrw.0
ContextId: tcid=0,server=msgapi-pilot1-neu-01-0,cv=JM8GXOVkbEGg4Tk3qQfcrw.0
x-ms-latency: 2.8279

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            33:01:f9:02:96:c8:21:94:8f:fd:34:7d:9f:00:00:01:f9:02:96
        Signature Algorithm: sha384WithRSAEncryption
        Issuer: C=US, O=Microsoft Corporation, CN=Microsoft Azure RSA TLS Issuing CA 03
        Validity
            Not Before: Mar 26 04:05:47 2025 GMT
            Not After : Sep 22 04:05:47 2025 GMT
        Subject: C=US, ST=WA, L=Redmond, O=Microsoft Corporation, CN=msgapi.teams.microsoft.com
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:b3:7b:c0:23:cc:98:00:0d:b0:c6:46:9f:12:0c:
                    5e:7c:d9:a2:77:9c:a5:b9:bf:d1:1d:ff:ed:78:65:
                    94:1a:e2:32:c8:7e:5a:c8:f9:f0:74:2d:9e:74:10:
                    b3:74:0c:9e:99:71:89:1c:3a:04:a2:7d:67:86:7a:
                    11:b3:dd:24:bf:7b:e0:b6:52:b8:a9:0a:93:47:a2:
                    73:ee:f9:b3:50:2d:d4:64:ed:d4:a7:eb:c8:c5:3e:
                    71:b3:79:c1:19:5a:a5:17:2f:89:d2:2b:57:a0:f3:
                    95:b3:f3:8f:14:d1:6d:ed:e6:d2:f8:0f:6d:47:b9:
                    a1:e3:00:ea:48:6f:13:36:60:33:36:01:69:53:3c:
                    10:0e:e3:c5:2b:f6:78:6b:36:c7:35:ca:95:df:b0:
                    53:6b:2b:a4:91:27:b9:04:d9:99:21:83:07:b9:47:
                    1e:c5:39:79:61:d1:8a:df:e1:5d:f1:99:a1:1b:f7:
                    07:6b:29:a1:4c:cb:8e:91:d7:89:a7:3e:0a:a4:a1:
                    25:ef:c7:84:d2:ba:66:5e:2e:a8:4f:6f:4e:57:6c:
                    ec:04:8c:33:7a:9f:71:e9:8b:e1:67:dd:2c:3a:ba:
                    46:a5:fc:b1:a7:1f:a3:20:9a:a7:8e:95:6e:ce:7e:
                    e9:35:6c:d3:be:c1:ac:83:b2:53:99:9e:f5:5f:30:
                    47:d9
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
                                3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
                    Timestamp : Mar 26 04:15:49.883 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:1F:E7:F3:3B:A6:75:07:57:F9:36:E6:E0:
                                7F:E9:D5:B1:59:F1:F7:78:DA:9B:50:38:F2:A7:0A:30:
                                3E:C9:D9:4E:02:20:55:3E:CE:DD:69:DA:B7:7F:50:72:
                                B6:93:17:63:80:B0:1B:04:1D:A1:CD:B5:E6:04:DD:02:
                                2E:F6:D5:3B:8C:36
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
                                87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
                    Timestamp : Mar 26 04:15:49.814 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:BA:31:32:AC:50:1F:05:4C:52:FF:88:
                                9D:26:9A:14:8A:81:BD:FB:45:7F:1C:D0:37:89:79:7F:
                                27:97:D1:79:77:02:21:00:C7:AC:34:33:AD:B8:78:D6:
                                A4:D6:7C:02:E0:CD:40:B2:DA:E5:BA:9A:76:F3:FC:31:
                                FF:B7:A1:77:49:C5:89:32
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 1A:04:FF:49:D0:54:1D:40:AF:F6:A0:C3:BF:F1:D8:C4:
                                67:2F:4E:EC:EE:23:40:68:98:6B:17:40:2E:DC:89:7D
                    Timestamp : Mar 26 04:15:50.025 2025 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:60:F1:A6:45:4D:F3:B2:32:02:67:1D:34:
                                5E:40:78:21:97:49:0D:A1:71:33:4A:2B:57:23:B9:C3:
                                52:D8:06:5C:02:21:00:9F:59:98:8B:4C:3D:5E:31:0C:
                                5C:AE:74:48:65:CB:08:AD:7E:CC:53:96:20:C2:A5:A9:
                                60:8D:EA:63:55:95:7B
            Microsoft Application Policies Extension: 
                0.0
..+.......0
..+.......
            Microsoft certificate template: 
                0-.%+.....7.........F...........]...0......d..-
            Authority Information Access: 
                CA Issuers - URI:http://www.microsoft.com/pkiops/certs/Microsoft%20Azure%20RSA%20TLS%20Issuing%20CA%2003%20-%20xsign.crt
                OCSP - URI:http://oneocsp.microsoft.com/ocsp
            X509v3 Subject Key Identifier: 
                9A:F9:E0:4D:27:0D:C6:A7:B0:F0:9A:B7:A8:54:20:00:64:B7:41:BC
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Subject Alternative Name: 
                DNS:msgapi.teams.microsoft.com, DNS:*.msgapi.teams.microsoft.com, DNS:ng.msg.teams.microsoft.com, DNS:*.ng.msg.teams.microsoft.com
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 CRL Distribution Points: 
                Full Name:
                  URI:http://www.microsoft.com/pkiops/crl/Microsoft%20Azure%20RSA%20TLS%20Issuing%20CA%2003.crl
            X509v3 Certificate Policies: 
                Policy: 1.3.6.1.4.1.311.76.509.1.1
                  CPS: http://www.microsoft.com/pkiops/Docs/Repository.htm
                Policy: 2.23.140.1.2.2
            X509v3 Authority Key Identifier: 
                FE:09:71:40:55:05:10:44:D8:A4:81:75:B8:9E:1A:E9:4A:06:88:C8
            X509v3 Extended Key Usage: 
                TLS Web Client Authentication, TLS Web Server Authentication
    Signature Algorithm: sha384WithRSAEncryption
    Signature Value:
        5b:e2:2d:31:08:05:a9:ce:d0:f0:8b:46:0e:98:8c:25:fa:d7:
        77:55:bf:4e:f7:39:71:b8:ca:af:34:52:7b:c4:41:a3:54:dd:
        48:97:03:29:b0:b9:5b:9a:13:23:c7:7b:28:d3:7d:87:15:6f:
        87:93:27:1e:f1:0d:67:02:5d:a1:5e:d0:ea:a4:44:90:52:8d:
        c9:05:4e:be:cd:94:ce:fa:bd:29:60:a1:05:4f:01:78:ea:dd:
        25:9e:3e:57:8b:2d:e0:60:8a:a8:32:a7:91:0f:27:cb:4e:24:
        c5:11:e6:f7:68:09:bb:7f:e4:68:fb:69:4b:ae:3d:87:13:09:
        bf:75:ee:fe:66:dc:3a:98:39:f0:8b:ab:b1:65:62:31:e3:83:
        3c:4c:3e:52:da:1e:d9:f1:8d:aa:34:a5:49:7d:38:06:00:d6:
        6c:48:4f:46:67:70:66:f4:9f:9d:06:2e:5b:06:37:53:3e:69:
        64:a6:3d:9e:4d:dd:15:2a:88:a5:b1:f4:95:d3:95:4c:16:bf:
        f7:33:fa:5d:c1:95:e5:38:e2:85:7a:55:93:25:3e:bd:e8:3d:
        f3:5b:ee:6a:70:d4:77:00:32:f9:e3:1e:17:5b:c7:8c:af:1e:
        9c:7c:5b:28:1d:32:51:05:99:d9:63:fc:0c:d1:cc:c9:b1:57:
        84:0e:57:64:3d:45:64:2b:33:35:9d:84:89:a5:81:1f:a0:ce:
        b9:12:2d:f3:c6:17:f0:1a:b5:18:11:7c:f8:72:e5:ac:21:bf:
        30:ae:ec:33:92:f4:f2:7f:93:f3:01:da:7b:04:8c:06:94:9b:
        99:be:18:6a:96:8a:a5:d9:98:c9:bc:f4:d4:28:be:93:82:83:
        b1:bd:0b:89:9a:30:90:06:6a:ef:11:23:65:27:a9:93:31:66:
        90:b6:2c:09:1b:12:9f:70:88:53:ef:58:31:88:f5:ee:9c:95:
        eb:74:54:97:e1:a1:6f:34:e0:18:0f:f8:86:92:cc:48:7e:a6:
        c0:cd:ae:46:94:52:a1:d8:c3:25:f7:54:36:35:72:aa:9b:db:
        3b:09:82:75:c0:88:a2:06:c7:7d:c7:c5:a3:8d:5c:c9:a2:41:
        c6:17:aa:74:44:2e:a2:cc:67:45:c0:d1:53:6c:a1:3e:45:ab:
        bd:6d:f0:3c:6e:d1:0f:49:29:d9:1e:01:f3:95:50:31:ed:9e:
        cb:7a:bf:2d:bd:a0:40:00:89:81:d8:94:ec:0d:0e:ff:df:f4:
        65:31:d0:0b:86:03:14:9f:62:bb:a3:1b:1d:e6:c4:e7:23:bd:
        15:1e:82:bd:1e:a3:1a:79:ca:a3:85:cc:f5:4f:ee:b9:f2:9d:
        2e:9d:1c:5f:9b:d0:53:b0