From a2fe8dc79dca6032272cb601bf5e25c35b798eca Mon Sep 17 00:00:00 2001
From: jdl <jdl@crumpington.com>
Date: Tue, 16 Jun 2026 08:10:37 +0200
Subject: [PATCH] Audit fixes

---
 hub/api/db/sanitize-validate.go | 2 +-
 peer/multicast/receiver.go      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/hub/api/db/sanitize-validate.go b/hub/api/db/sanitize-validate.go
index 929c357..449e9f6 100644
--- a/hub/api/db/sanitize-validate.go
+++ b/hub/api/db/sanitize-validate.go
@@ -55,7 +55,7 @@ func Network_Validate(c *Network) error {
 }
 
 func Peer_Sanitize(p *Peer) {
-	p.Name = strings.TrimSpace(p.Name)
+	p.Name = strings.TrimSpace(strings.ToLower(p.Name))
 	if len(p.Addr4) != 0 {
 		if addr, ok := netip.AddrFromSlice(p.Addr4); ok {
 			// Unmap so an IPv4-mapped form is stored canonically as 4 bytes.
diff --git a/peer/multicast/receiver.go b/peer/multicast/receiver.go
index e230298..5159df6 100644
--- a/peer/multicast/receiver.go
+++ b/peer/multicast/receiver.go
@@ -88,5 +88,5 @@ func multicastAddr(vpnIP netip.Addr) *net.UDPAddr {
 	b := vpnIP.As4()
 	return net.UDPAddrFromAddrPort(
 		netip.AddrPortFrom(
-			netip.AddrFrom4([4]byte{239, b[1], b[2], 0}), 4560))
+			netip.AddrFrom4([4]byte{239, b[0], b[1], b[2]}), 4560))
 }