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  <h1>Package aes</h1>




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			<dd><code>import "crypto/aes"</code></dd>
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				<p>
Package aes implements AES encryption (formerly Rijndael), as defined in
U.S. Federal Information Processing Standards Publication 197.
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				<dd><a href="index.html#pkg-constants">Constants</a></dd>
			
			
			
				
				<dd><a href="index.html#NewCipher">func NewCipher(key []byte) (cipher.Block, error)</a></dd>
			
			
				
				<dd><a href="index.html#KeySizeError">type KeySizeError</a></dd>
				
				
					
					<dd>&nbsp; &nbsp; <a href="index.html#KeySizeError.Error">func (k KeySizeError) Error() string</a></dd>
				
			
			
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			<h4>Package files</h4>
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				<a href="http://localhost:6060/src/crypto/aes/aes_gcm.go">aes_gcm.go</a>
			
				<a href="http://localhost:6060/src/crypto/aes/block.go">block.go</a>
			
				<a href="http://localhost:6060/src/crypto/aes/cipher.go">cipher.go</a>
			
				<a href="http://localhost:6060/src/crypto/aes/cipher_asm.go">cipher_asm.go</a>
			
				<a href="http://localhost:6060/src/crypto/aes/const.go">const.go</a>
			
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			<h2 id="pkg-constants">Constants</h2>
			
				<pre>const <span id="BlockSize">BlockSize</span> = 16</pre>
				<p>
The AES block size in bytes.
</p>

			
		
		
		
			
			
			<h2 id="NewCipher">func <a href="http://localhost:6060/src/crypto/aes/cipher.go?s=688:736#L21">NewCipher</a></h2>
			<pre>func NewCipher(key []<a href="../../builtin/index.html#byte">byte</a>) (<a href="../cipher/index.html">cipher</a>.<a href="../cipher/index.html#Block">Block</a>, <a href="../../builtin/index.html#error">error</a>)</pre>
			<p>
NewCipher creates and returns a new cipher.Block.
The key argument should be the AES key,
either 16, 24, or 32 bytes to select
AES-128, AES-192, or AES-256.
</p>

			
			

		
		
			
			
			<h2 id="KeySizeError">type <a href="http://localhost:6060/src/crypto/aes/cipher.go?s=391:412#L11">KeySizeError</a></h2>
			<pre>type KeySizeError <a href="../../builtin/index.html#int">int</a></pre>
			

			

			

			
			
			

			

			
				
				<h3 id="KeySizeError.Error">func (KeySizeError) <a href="http://localhost:6060/src/crypto/aes/cipher.go?s=414:450#L13">Error</a></h3>
				<pre>func (k <a href="index.html#KeySizeError">KeySizeError</a>) Error() <a href="../../builtin/index.html#string">string</a></pre>
				
				
				
				
			
		
	

	







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