From d2369dc6c016e2afda55b32b787e0bc81ce82912 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Tue, 23 Feb 2021 19:48:59 +0800
Subject: [PATCH] add deprecation notices to Transport, the constructor and the
 README

---
 README.md    | 7 +++++++
 transport.go | 5 ++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index f3efbc8..85d309a 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,10 @@
+# DEPRECATION NOTICE
+
+secio is not maintained any more, and we advise against using it.
+
+Use [go-libp2p-tls](https://github.com/libp2p/go-libp2p-tls/) and [go-libp2p-noise](https://github.com/libp2p/go-libp2p-noise/) instead.
+
+
 # go-libp2p-secio
 
 [![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](https://protocol.ai)
diff --git a/transport.go b/transport.go
index edd6f8e..51e0cd9 100644
--- a/transport.go
+++ b/transport.go
@@ -14,12 +14,15 @@ import (
 // ID is secio's protocol ID (used when negotiating with multistream)
 const ID = "/secio/1.0.0"
 
-// SessionGenerator constructs secure communication sessions for a peer.
+// Deprecated: secio is now deprecated.
+// Use TLS 1.3 (https://github.com/libp2p/go-libp2p-tls/) and Noise (https://github.com/libp2p/go-libp2p-noise/) instead.
 type Transport struct {
 	LocalID    peer.ID
 	PrivateKey ci.PrivKey
 }
 
+// Deprecated: secio is now deprecated.
+// Use TLS 1.3 (https://github.com/libp2p/go-libp2p-tls/) and Noise (https://github.com/libp2p/go-libp2p-noise/) instead.
 func New(sk ci.PrivKey) (*Transport, error) {
 	id, err := peer.IDFromPrivateKey(sk)
 	if err != nil {