base64koodimist

base64koodimist is a method of encoding binary data into text format using a character set of 64 visible ASCII characters. The encoding is typically used for transferring binary data, such as images, over text-based protocols, like email or HTTP.

The 64-base character set consists of 26 uppercase letters, 26 lowercase letters, and 10 numbers, preceded by the four special characters: +, /, and two other characters. The encoding works by splitting the binary data into 3-byte blocks, treating each byte as a binary number, and then mapping each number to its corresponding character in the 64-base character set.

The mapping is done by first splitting the binary number into four 4-bit parts, and then mapping each part to a character in the set. Each character can be seen as a unique combination of 6 binary bits (4 from the upper part and 2 from the lower part). The characters of the 64-base set are chosen in a way that with a certain probability, the four bits corresponding to a character will occur as a block in the data. This increases the probability of the encoded characters occurring in the data.

base64koodimist is lossless, meaning that the encoded data can be fully restored back to its original binary form without any loss or corruption. The use of base64 encoding is widely supported in many programming languages and libraries, making it a convenient and efficient way of encoding and decoding binary data.

base64koodimist has several applications in various fields, including email attachments, HTTP request and response bodies, as well as other technologies such as HTML encodings and URL structures.