GoDoc

README.md

@@ -1,10 +1,11 @@
 secp256k1
 =====
 
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 Package secp256k1 implements elliptic curve cryptography needed for working with
 Bitcoin (secp256k1 only for now). It is designed so that it may be used with the
@@ -64,6 +65,28 @@ verify the signature perform the following:
   git tag -v TAG_NAME
   ```
 
+## Command
+
+<pre>Usage of secp256k1:
+  -dec
+        Decrypt with Privatekey.
+  -derive
+        Derive shared secret key.
+  -enc
+        Encrypt with Publickey.
+  -key string
+        Private/Public key.
+  -keygen
+        Generate keypair.
+  -pub string
+        Remote's side Public key.
+  -sign
+        Sign with Private key.
+  -signature string
+        Signature.
+  -verify
+        Verify with Public key.</pre>
+
 ## License
 
 Package secp256k1 is licensed under the [copyfree](http://copyfree.org) ISC License