CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 explained
Name
CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 - SHA256 hash of SSH server public key
Synopsis
#include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256, char *sha256);
Description
Pass a char * pointing to a string containing a Base64-encoded SHA256 hash of the remote host's public key. The transfer will fail if the given hash does not match the hash the remote host provides.
Default
Protocols
Example
CURL *curl = curl_easy_init(); if(curl) { curl_easy_setopt(curl, CURLOPT_URL, "sftp://example.com/file"); curl_easy_setopt(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256, "NDVkMTQxMGQ1ODdmMjQ3MjczYjAyOTY5MmRkMjVmNDQ="); ret = curl_easy_perform(curl); curl_easy_cleanup(curl); }
Availability
Added in 7.80.0 Requires the libssh2 backend.
Return value
Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY if there was insufficient heap space.
See also
CURLOPT_SSH_PUBLIC_KEYFILE(3), CURLOPT_SSH_AUTH_TYPES(3),
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