diff --git a/README.md b/README.md
index 7df3589b..61089a71 100644
--- a/README.md
+++ b/README.md
@@ -34,19 +34,19 @@ ______________________________________________________________________
 | -------------------------------------- | :--------: | :---------------------------------------------------------------------------------: |
 | **`libp2p-tcp`**                       |     ✅     | [source](https://github.com/libp2p/py-libp2p/blob/main/libp2p/transport/tcp/tcp.py) |
 | **`libp2p-quic`**                      |     🌱     |                                                                                     |
-| **`libp2p-websocket`**                 |     ❌     |                                                                                     |
-| **`libp2p-webrtc-browser-to-server`**  |     ❌     |                                                                                     |
-| **`libp2p-webrtc-private-to-private`** |     ❌     |                                                                                     |
+| **`libp2p-websocket`**                 |     🌱     |                                                                                     |
+| **`libp2p-webrtc-browser-to-server`**  |     🌱     |                                                                                     |
+| **`libp2p-webrtc-private-to-private`** |     🌱     |                                                                                     |
 
 ______________________________________________________________________
 
 ### NAT Traversal
 
-| **NAT Traversal**             | **Status** |
-| ----------------------------- | :--------: |
-| **`libp2p-circuit-relay-v2`** |     ❌     |
-| **`libp2p-autonat`**          |     ❌     |
-| **`libp2p-hole-punching`**    |     ❌     |
+| **NAT Traversal**             | **Status** |                                   **Source**                                    |
+| ----------------------------- | :--------: | :-----------------------------------------------------------------------------: |
+| **`libp2p-circuit-relay-v2`** |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/relay/circuit_v2) |
+| **`libp2p-autonat`**          |     ✅     |   [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/host/autonat)   |
+| **`libp2p-hole-punching`**    |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/relay/circuit_v2) |
 
 ______________________________________________________________________
 
@@ -54,27 +54,27 @@ ______________________________________________________________________
 
 | **Secure Communication** | **Status** |                                  **Source**                                   |
 | ------------------------ | :--------: | :---------------------------------------------------------------------------: |
-| **`libp2p-noise`**       |     🌱     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/security/noise) |
-| **`libp2p-tls`**         |     ❌     |                                                                               |
+| **`libp2p-noise`**       |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/security/noise) |
+| **`libp2p-tls`**         |     🌱     |                                                                               |
 
 ______________________________________________________________________
 
 ### Discovery
 
-| **Discovery**        | **Status** |
-| -------------------- | :--------: |
-| **`bootstrap`**      |     ❌     |
-| **`random-walk`**    |     ❌     |
-| **`mdns-discovery`** |     ❌     |
-| **`rendezvous`**     |     ❌     |
+| **Discovery**        | **Status** |                                     **Source**                                     |
+| -------------------- | :--------: | :--------------------------------------------------------------------------------: |
+| **`bootstrap`**      |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/discovery/bootstrap) |
+| **`random-walk`**    |     🌱     |                                                                                    |
+| **`mdns-discovery`** |     ✅     |   [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/discovery/mdns)    |
+| **`rendezvous`**     |     🌱     |                                                                                    |
 
 ______________________________________________________________________
 
 ### Peer Routing
 
-| **Peer Routing**     | **Status** |
-| -------------------- | :--------: |
-| **`libp2p-kad-dht`** |     ❌     |
+| **Peer Routing**     | **Status** |                               **Source**                               |
+| -------------------- | :--------: | :--------------------------------------------------------------------: |
+| **`libp2p-kad-dht`** |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/kad_dht) |
 
 ______________________________________________________________________
 
@@ -89,10 +89,10 @@ ______________________________________________________________________
 
 ### Stream Muxers
 
-| **Stream Muxers**  | **Status** |                                         **Status**                                         |
-| ------------------ | :--------: | :----------------------------------------------------------------------------------------: |
-| **`libp2p-yamux`** |     🌱     |                                                                                            |
-| **`libp2p-mplex`** |     🛠️     | [source](https://github.com/libp2p/py-libp2p/blob/main/libp2p/stream_muxer/mplex/mplex.py) |
+| **Stream Muxers**  | **Status** |                                    **Source**                                     |
+| ------------------ | :--------: | :-------------------------------------------------------------------------------: |
+| **`libp2p-yamux`** |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/stream_muxer/yamux) |
+| **`libp2p-mplex`** |     ✅     | [source](https://github.com/libp2p/py-libp2p/tree/main/libp2p/stream_muxer/mplex) |
 
 ______________________________________________________________________
 
@@ -100,7 +100,7 @@ ______________________________________________________________________
 
 | **Storage**         | **Status** |
 | ------------------- | :--------: |
-| **`libp2p-record`** |     ❌     |
+| **`libp2p-record`** |     🌱     |
 
 ______________________________________________________________________
 
diff --git a/libp2p/security/noise/io.py b/libp2p/security/noise/io.py
index 877aa5ab..a24b6c74 100644
--- a/libp2p/security/noise/io.py
+++ b/libp2p/security/noise/io.py
@@ -41,7 +41,8 @@ class BaseNoiseMsgReadWriter(EncryptedMsgReadWriter):
     read_writer: NoisePacketReadWriter
     noise_state: NoiseState
 
-    # FIXME: This prefix is added in msg#3 in Go. Check whether it's a desired behavior.
+    # NOTE: This prefix is added in msg#3 in Go.
+    #       Support in py-libp2p is available but not used
     prefix: bytes = b"\x00" * 32
 
     def __init__(self, conn: IRawConnection, noise_state: NoiseState) -> None:
diff --git a/libp2p/security/noise/transport.py b/libp2p/security/noise/transport.py
index 8fdd6b6e..b26e0644 100644
--- a/libp2p/security/noise/transport.py
+++ b/libp2p/security/noise/transport.py
@@ -29,11 +29,6 @@ class Transport(ISecureTransport):
     early_data: bytes | None
     with_noise_pipes: bool
 
-    # NOTE: Implementations that support Noise Pipes must decide whether to use
-    #   an XX or IK handshake based on whether they possess a cached static
-    #   Noise key for the remote peer.
-    # TODO: A storage of seen noise static keys for pattern IK?
-
     def __init__(
         self,
         libp2p_keypair: KeyPair,
diff --git a/newsfragments/592.internal.rst b/newsfragments/592.internal.rst
new file mode 100644
index 00000000..6450be85
--- /dev/null
+++ b/newsfragments/592.internal.rst
@@ -0,0 +1 @@
+remove FIXME comment since it's obsolete and 32-byte prefix support is there but not enabled by default
diff --git a/newsfragments/816.internal.rst b/newsfragments/816.internal.rst
new file mode 100644
index 00000000..ade49df8
--- /dev/null
+++ b/newsfragments/816.internal.rst
@@ -0,0 +1 @@
+The TODO IK patterns in Noise has been deprecated in specs: https://github.com/libp2p/specs/tree/master/noise#handshake-pattern