diff --git a/Sources/SwiftNetwork/QUIC/QUICConnection.swift b/Sources/SwiftNetwork/QUIC/QUICConnection.swift
index 58a2922..1913009 100644
--- a/Sources/SwiftNetwork/QUIC/QUICConnection.swift
+++ b/Sources/SwiftNetwork/QUIC/QUICConnection.swift
@@ -2307,7 +2307,7 @@ public final class QUICConnection: ManyToManyApplicationStreamProtocol,
         )
 
         guard
-            packet.destinationConnectionID == path.dcid
+            packet.destinationConnectionID == path.scid
                 || validateDCIDFromInboundPacket(packet, on: path)
         else {
             return false
diff --git a/Sources/SwiftNetwork/QUIC/QUICConnectionID.swift b/Sources/SwiftNetwork/QUIC/QUICConnectionID.swift
index cbc9766..dcfe864 100644
--- a/Sources/SwiftNetwork/QUIC/QUICConnectionID.swift
+++ b/Sources/SwiftNetwork/QUIC/QUICConnectionID.swift
@@ -168,6 +168,14 @@ public struct QUICConnectionID: Sendable, Equatable, CustomStringConvertible {
         guard lhs.actualLength == rhs.actualLength else {
             return false
         }
+        #if !NETWORK_EMBEDDED
+        return lhs.connectionIDStorage.span.withUnsafeBytes { left in
+            rhs.connectionIDStorage.span.withUnsafeBytes { right in
+                memcmp(left.baseAddress!, right.baseAddress!, 20)
+            }
+        } == 0
+        #else
+        // Fall back to comparing by index
         let lhsSpan = lhs._connectionID.span
         let rhsSpan = rhs._connectionID.span
         for i in 0..<lhs.actualLength {
@@ -176,6 +184,7 @@ public struct QUICConnectionID: Sendable, Equatable, CustomStringConvertible {
             }
         }
         return true
+        #endif
     }
 }