From 5d16b14ad87ac643ed1008c7deba7072953f7047 Mon Sep 17 00:00:00 2001
From: Liran Nuna <liranuna@gmail.com>
Date: Sun, 10 Jun 2018 00:59:28 -0700
Subject: [PATCH] Remove CONCAT KDF

---
 README.md  | 78 ------------------------------------------------------
 index.html | 76 ----------------------------------------------------
 2 files changed, 154 deletions(-)

diff --git a/README.md b/README.md
index ee36558..94afc8d 100644
--- a/README.md
+++ b/README.md
@@ -112,11 +112,6 @@ wrote examples and made a live table with them. Pull requests welcome!
 [SHA-384 digest](#sha-384---digest) |
 [SHA-512 digest](#sha-512---digest)
 
-18. [CONCAT](#concat)
-  * [importKey](#concat---importkey) |
-[deriveKey](#concat---derivekey) |
-[deriveBits](#concat---derivebits)
-
 19. [HKDF-CTR](#hkdf-ctr)
   * [importKey](#hkdf-ctr---importkey) |
 [deriveKey](#hkdf-ctr---derivekey) |
@@ -1797,79 +1792,6 @@ window.crypto.subtle.digest(
 });
 ```
 
-## CONCAT
-#### CONCAT - importKey
-```javascript
-window.crypto.subtle.importKey(
-    "raw", //only "raw" is allowed
-    keydata, //your raw key data as an ArrayBuffer
-    {
-        name: "CONCAT",
-    },
-    false, //whether the key is extractable (i.e. can be used in exportKey)
-    ["deriveKey", "deriveBits"] //can be any combination of "deriveKey" and "deriveBits"
-)
-.then(function(key){
-    //returns a key object
-    console.log(key);
-})
-.catch(function(err){
-    console.error(err);
-});
-```
-#### CONCAT - deriveKey
-```javascript
-window.crypto.subtle.deriveKey(
-    {
-        "name": "CONCAT",
-        algorithmId: ArrayBuffer, //?????? I don't know what this should be
-        partyUInfo: ArrayBuffer, //?????? I don't know what this should be
-        partyVInfo: ArrayBuffer, //?????? I don't know what this should be
-        publicInfo: ArrayBuffer, //?????? I don't know what this should be
-        privateInfo: ArrayBuffer, //?????? I don't know what this should be
-        hash: {name: "SHA-1"}, //can be "SHA-1", "SHA-256", "SHA-384", or "SHA-512"
-    },
-    key, //your key from importKey
-    { //the key type you want to create based on the derived bits
-        name: "AES-CTR", //can be any AES algorithm ("AES-CTR", "AES-CBC", "AES-CMAC", "AES-GCM", "AES-CFB", "AES-KW", "ECDH", "DH", or "HMAC")
-        //the generateKey parameters for that type of algorithm
-        length: 256, //can be  128, 192, or 256
-    },
-    false, //whether the derived key is extractable (i.e. can be used in exportKey)
-    ["encrypt", "decrypt"] //limited to the options in that algorithm's importKey
-)
-.then(function(key){
-    //returns the derived key
-    console.log(key);
-})
-.catch(function(err){
-    console.error(err);
-});
-```
-#### CONCAT - deriveBits
-```javascript
-window.crypto.subtle.deriveBits(
-    {
-        "name": "CONCAT",
-        algorithmId: ArrayBuffer, //?????? I don't know what this should be
-        partyUInfo: ArrayBuffer, //?????? I don't know what this should be
-        partyVInfo: ArrayBuffer, //?????? I don't know what this should be
-        publicInfo: ArrayBuffer, //?????? I don't know what this should be
-        privateInfo: ArrayBuffer, //?????? I don't know what this should be
-        hash: {name: "SHA-1"}, //can be "SHA-1", "SHA-256", "SHA-384", or "SHA-512"
-    },
-    key, //your key importKey
-    256 //the number of bits you want to derive
-)
-.then(function(bits){
-    //returns the derived bits as an ArrayBuffer
-    console.log(new Uint8Array(bits));
-})
-.catch(function(err){
-    console.error(err);
-});
-```
-
 ## HKDF-CTR
 #### HKDF-CTR - importKey
 ```javascript
diff --git a/index.html b/index.html
index fd42543..30cca8f 100644
--- a/index.html
+++ b/index.html
@@ -4711,82 +4711,6 @@ <h1>Web Cryptography API Live Table</h1>
             </tr>
 
 
-            <!--
-            ##################
-            ###   CONCAT   ###
-            ##################
-            -->
-            <tr id="concatkdf">
-                <td class="algname"><a href="https://github.com/diafygi/webcrypto-examples/#concat">CONCAT</a></td>
-                <td class="encrypt disabled"></td>
-                <td class="decrypt disabled"></td>
-                <td class="sign disabled"></td>
-                <td class="verify disabled"></td>
-                <td class="digest disabled"></td>
-                <td class="generateKey disabled"></td>
-                <td class="deriveKey unsafe">
-                    <script>
-                        //deriveKey
-                        var keydata = window.crypto.getRandomValues(new Uint8Array(16));
-                        window.crypto.subtle.importKey("raw", keydata, {name: "CONCAT"}, false, ["deriveBits", "deriveKey"])
-                        .then(function(key){
-
-                            window.crypto.subtle.deriveBits({
-                                name: "CONCAT",
-                                algorithmId: "?????",
-                                partyUInfo: "?????",
-                                partyVInfo: "?????",
-                                publicInfo: "?????",
-                                privateInfo: "?????",
-                                hash: {name: "SHA-1"},
-                            }, key, AESCBC, false, ["encrypt", "decrypt"])
-                            .then(ok("concatkdf", "deriveKey", "Yes"))
-                            .catch(err("concatkdf", "deriveKey", "No"));
-
-                        })
-                        .catch(err("concatkdf", "deriveKey", "N/A"));
-                    </script>
-                </td>
-                <td class="deriveBits unsafe">
-                    <script>
-                        //deriveBits
-                        var keydata = window.crypto.getRandomValues(new Uint8Array(16));
-                        window.crypto.subtle.importKey("raw", keydata, {name: "CONCAT"}, false, ["deriveBits", "deriveKey"])
-                        .then(function(key){
-
-                            window.crypto.subtle.deriveBits({
-                                name: "CONCAT",
-                                algorithmId: "?????",
-                                partyUInfo: "?????",
-                                partyVInfo: "?????",
-                                publicInfo: "?????",
-                                privateInfo: "?????",
-                                hash: {name: "SHA-1"},
-                            }, key, 128)
-                            .then(ok("concatkdf", "deriveBits", "Yes"))
-                            .catch(err("concatkdf", "deriveBits", "No"));
-
-                        })
-                        .catch(err("concatkdf", "deriveBits", "N/A"));
-                    </script>
-                </td>
-                <td class="importKey unsafe">
-                    <script>
-                        //importKey
-
-                        //raw
-                        var keydata = window.crypto.getRandomValues(new Uint8Array(16));
-                        window.crypto.subtle.importKey("raw", keydata, {name: "CONCAT"}, false, ["deriveBits", "deriveKey"])
-                        .then(ok("concatkdf", "importKey", "raw"))
-                        .catch(err("concatkdf", "importKey", "raw*"));
-                    </script>
-                </td>
-                <td class="exportKey disabled"></td>
-                <td class="wrapKey disabled"></td>
-                <td class="unwrapKey disabled"></td>
-            </tr>
-
-
             <!--
             ####################
             ###   HKDF-CTR   ###