decode hex string

1. The thing I used this for wad to decode and encode BASE64. (-decode and-encode command switches). It has two annoying features here-for decode and encode it needs-----End Certificate-----and-----BEGIN certificate-----at begining and at Base64

Conversion between JAVA Hex and string, and java hexToHexStringPublic static String toHexString (int I) returns the String representation of an integer parameter in the hexadecimal notation.If the parameter is negative, the unsigned integer is 232.

Code in 1.c# /// /// ///function: Converts a string content into a 16-encoded data encoding, and its inverse procedure is decode ///parameter description: br>///Strencode The original string that needs to be transformed ///the process of

' ==============================================================' Function: ASP server object built-in encoding function' Description: No corresponding decoding function' ==============================================================Function

'============================================================== ' Function: ASP server object built-in encoding function ' Description: No corresponding decoding function '============================================================== Function

>>> "Hello". Encode ("hex") ' 68656c6c6f ' The corresponding can also >>> ' 68656c6c6f '. Decode ("hex")' Hello ' Check the manuals, and these codec are available. Codec Aliases Operand type Purpose Base64_codec

During network programming, you often need to print the received data in hexadecimal format for easy viewing. Today we found that there is such a simple method in Python.   >>> "Hello". encode ("hex ")'68656c6c6f'   You can also >>> '68656c6c6f'.

>>> "Hello". Encode ("hex")' 68656c6c6f ' The corresponding can also >>> ' 68656c6c6f ' decode ("hex")' Hello ' I checked the manuals, and these codec are available. Codec Aliases Operand type Purpose

0x01 backgroundThe day before yesterday in a CTF topic, a blind question, in fact, blinds may also be able to echo the data, such as using DNS or HTTP logs to obtain data quickly, MySQL can use the Load_file () function to read data, and send data

String decoding: There is a string: ' \\u4fee\\u6539\\u8282\\u70b9\\u72b6\\u6001\\u6210\\u529f ' To convert to: U "\u4fee\u6539\u8282\u70b9\u72b6\u6001\u6210\u529f" You can do this by >>> a = ' \\u4fee\\u6539\\u8282\\u70b9\\u72b6\\u6001\\u6210