URL encoding, officially known as percent-encoding, is a method to encode arbitrary data in a uniform resource identifier (URI) using only the US-ASCII...

application vulnerable to Double percent-encoding attacks in which illegal characters are replaced by their double-percent-encoded form in order to bypass security...

character that might otherwise not be allowed in URIs (see percent-encoding). In SQL, the percent sign is a wildcard character in "LIKE" expressions, for...

JavaScript string using percent-encoding, escape sequence encoding "\uXXXX" or entity encoding. Some exploits also obfuscate the encoded shellcode string further...

encoding is encoding of data in plain text. More precisely, it is an encoding of binary data in a sequence of printable characters. These encodings are...

to be percent-encoded in HTML forms to "%7E". The encoding of SPACE as '+' and the selection of "as-is" characters distinguishes this encoding from RFC...

§ Features Comparison of Unicode encodings GB 18030, a Chinese encoding that fully supports Unicode UTF-EBCDIC, a rarely used encoding, even for mainframes it...

length of the URL that they will handle without truncation or error. Percent-encoding of reserved characters in URLs and query strings can significantly...

more suitable for English text encoding or GS1 Application Identifiers data encoding. Additionally, Han Xin code can encode Unicode characters from other...

hand-written encoding and cyphering systems, such as Bacon's cipher, Braille, international maritime signal flags, and the 4-digit encoding of Chinese characters...

already encoded, it is converted to UTF-8, and any characters not part of the basic URL character set are escaped as hexadecimal using percent-encoding; for...

the attachment. Base64 encoding causes an overhead of 33–37% relative to the size of the original binary data (33% by the encoding itself; up to 4% more...

Double encoding is the act of encoding data twice in a row using the same encoding scheme. It is usually used as an attack technique to bypass authorization...

Berners-Lee, Tim; Fielding, Roy T.; Masinter, Larry 2005, pp. 12; "2.1. Percent-Encoding" RFC 3986 (2005), §2. RFC 3986 (2005), §2.1. RFC 3986 (2005), §3. RFC...

Quoted-Printable, or QP encoding, is a binary-to-text encoding system using printable ASCII characters (alphanumeric and the equals sign =) to transmit...

entity encoding only on the five XML significant characters is not always sufficient to prevent many forms of XSS attacks, security encoding libraries...

in equivalent URIs: Converting percent-encoded triplets to uppercase. The hexadecimal digits within a percent-encoding triplet of the URI (e.g., %3a versus...

filename should be percent-encoded. Characters which are not allowed in URIs, but which are allowed in filenames, must also be percent-encoded. For example...

specification would be for the CAN standard. The physical layer also specifies how encoding occurs over a physical signal, such as electrical voltage or a light pulse...

letters Support for Base16 encoding is ubiquitous in modern computing. It is the basis for the W3C standard for URL percent encoding, where a character is...

four-character string is called the ASCII Compatible Encoding (ACE) prefix. It is used to distinguish labels encoded in Punycode from ordinary ASCII labels. The...

different ways. Assuming ASCII encoding, the escape sequences \x5c (hexadecimal), \\, \134 (octal) and \x5C all encode the same character: the backslash...

identifiers (URI), the use of the percent sign causes a syntax conflict, therefore it must be escaped via percent-encoding, e.g.: http://[fe80::1ff:fe23:4567:890a%25eth0]/...

is based on a very early version of the general URI percent-encoding rules, with a number of modifications such as newline normalization...

be mapped to octets according to some unspecified character encoding, then percent-encoded), IRIs may additionally contain most characters from the Universal...

characters. Disallowed ASCII and Unicode characters may be included if percent-encoded. In 2017, the syntax for URNs was updated: The slash character (/)...

baseball B5 Championships, a 2001 fighting game tournament %B5, the percent-encoding for the letter μ B5, a paper size of the B series defined in ISO 216...

1994 Basic encoding rules (BER) - ITU-T Rec. X.690, "Specification of ASN.1 encoding rules: Basic, Canonical, and Distinguished Encoding Rules", 1994...

value="Qm9va1RpdGxlOk5hbmN5IGRvZXNuJ3Qgc2F5ICJIZWxsbyBXb3JsZCEiIGFueW1vcmUu" /> Or percent-encoding: <input type="hidden" name="__VIEWSTATE" value="BookTitle:Nancy%20...

The Cork (also known as T1 or EC) encoding is a character encoding used for encoding glyphs in fonts. It is named after the city of Cork in Ireland, where...