SSL_GET_SERVER_TMP_KEY(3)

📦 version 4.4.0, in alpine 3.24, arch rolling

💅 SSL_GET_SERVER_TMP_KEY(3) — Library Functions Manual 💅

okay so bestie, this is SSL_GET_SERVER_TMP_KEY(3) from the Library Functions Manual, and it's literally the page for grabbing the temporary server key during a handshake. Let's get into it. 🫶

🌸 NAME 🌸

SSL_get_server_tmp_key — temporary server key during a handshake.

✨ SYNOPSIS ✨

library “libssl” libcrypto #include <openssl/ssl.h>

long
SSL_get_server_tmp_key(SSL *ssl, EVP_PKEY **key);

🦋 DESCRIPTION 🦋

SSL_get_server_tmp_key() retrieves the temporary key provided by the server and used during key exchange. For example, if ECDHE is in use, this represents the server's public ECDHE key. iykyk 🔑

In case of success, a copy of the key is stored in *key. It is the caller's responsibility to free this key after use using EVP_PKEY_free(3). Don't ghost your memory, bestie. 💖

🚨 This function may only be called by the client.

This function is implemented as a macro. periodt. ✨

⭐ RETURN VALUES ⭐

SSL_get_server_tmp_key() returns 1 on success or 0 on failure. Simple vibe check: 1 = yay, 0 = not yay. 😭

🎀 SEE ALSO 🎀

🔥 HISTORY 🔥

SSL_get_server_tmp_key() first appeared in OpenSSL 1.0.2 and has been available since OpenBSD 6.1. History really said “I'm iconic.” 👑

💖 cute sign-off: Debian • June 8, 2025 • SSL_GET_SERVER_TMP_KEY(3) 💖

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