acebf346fe
Emmanuel Ugwu
2026-07-01
Subject
schannel: shut off experimental TLS 1.3 support for Win 10
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lib/vtls/schannel.c+3 -4
| @@ -593,11 +593,10 @@ static CURLcode acquire_sspi_handle(struct Curl_cfilter *cf, | |
| SECURITY_STATUS sspi_status = SEC_E_OK; | |
| CURLcode result; | |
| - | /* We support TLS 1.3 starting in Windows 10 version 1809 (OS build 17763) as |
| - | long as the user did not set a legacy algorithm list |
| - | (CURLOPT_SSL_CIPHER_LIST). */ |
| + | /* We support TLS 1.3 starting in Windows Server 2022 or later |
| + | * (OS build 20348) */ |
| if(!conn_config->cipher_list && | |
| - | curlx_verify_windows_version(10, 0, 17763, PLATFORM_WINNT, |
| + | curlx_verify_windows_version(10, 0, 20348, PLATFORM_WINNT, |
| VERSION_GREATER_THAN_EQUAL)) { | |
| SCH_CREDENTIALS credentials = { 0 }; | |