DivineMC/divinemc-server/minecraft-patches/sources/net/minecraft/server/dedicated/DedicatedServer.java.patch

--- a/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/net/minecraft/server/dedicated/DedicatedServer.java
@@ -326,7 +_,7 @@
         String proxyFlavor = (io.papermc.paper.configuration.GlobalConfiguration.get().proxies.velocity.enabled) ? "Velocity" : "BungeeCord";
         String proxyLink = (io.papermc.paper.configuration.GlobalConfiguration.get().proxies.velocity.enabled) ? "https://docs.papermc.io/velocity/security" : "http://www.spigotmc.org/wiki/firewall-guide/";
         // Paper end - Add Velocity IP Forwarding Support
-        if (!this.usesAuthentication()) {
+        if (!io.papermc.paper.configuration.GlobalConfiguration.get().proxies.isProxyOnlineMode()) { // DivineMC - if server uses proxy (velocity or bungee), disable offline warning
             LOGGER.warn("**** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!");
             LOGGER.warn("The server will make no attempt to authenticate usernames. Beware.");
             // Spigot start