--- lbbs/src/net_server.c	2025/06/16 14:32:25	1.59
+++ lbbs/src/net_server.c	2025/06/22 01:40:03	1.63
@@ -14,38 +14,35 @@
  *                                                                         *
  ***************************************************************************/
 
-#define _XOPEN_SOURCE 500
-#define _POSIX_C_SOURCE 200809L
-#define _GNU_SOURCE
-
-#include "net_server.h"
-#include "common.h"
-#include "bbs_main.h"
 #include "bbs.h"
-#include "log.h"
+#include "bbs_main.h"
+#include "common.h"
+#include "database.h"
+#include "file_loader.h"
 #include "io.h"
 #include "init.h"
-#include "menu.h"
-#include "database.h"
+#include "log.h"
 #include "login.h"
-#include "file_loader.h"
+#include "menu.h"
+#include "net_server.h"
 #include "section_list_loader.h"
 #include <errno.h>
 #include <fcntl.h>
-#include <string.h>
 #include <signal.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
-#include <sys/syscall.h>
-#include <sys/socket.h>
-#include <sys/wait.h>
-#include <sys/epoll.h>
 #include <arpa/inet.h>
-#include <netinet/in.h>
-#include <systemd/sd-daemon.h>
+#include <libssh/callbacks.h>
 #include <libssh/libssh.h>
 #include <libssh/server.h>
-#include <libssh/callbacks.h>
+#include <netinet/in.h>
+#include <sys/epoll.h>
+#include <sys/socket.h>
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <systemd/sd-daemon.h>
 
 struct process_sockaddr_t
 {
@@ -273,6 +270,7 @@ int net_server(const char *hostaddr, in_
 	if (ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDADDR, hostaddr) < 0 ||
 		ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_BINDPORT, &port) < 0 ||
 		ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY, SSH_HOST_KEYFILE) < 0 ||
+		ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HOSTKEY_ALGORITHMS, "ssh-rsa,rsa-sha2-512,rsa-sha2-256") < 0 ||
 		ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_LOG_VERBOSITY, &ssh_log_level) < 0)
 	{
 		log_error("Error setting SSH bind options: %s\n", ssh_get_error(sshbind));
@@ -354,8 +352,6 @@ int net_server(const char *hostaddr, in_
 	{
 		if (SYS_server_exit && !sd_notify_stopping)
 		{
-			signal(SIGHUP, SIG_IGN);
-
 			sd_notify(0, "STOPPING=1");
 			sd_notify_stopping = 1;
 		}