base32 Questions

10

Solved

I need a quick checksum (as fast as possilbe) for small strings (20-500 chars). I need the source code and that must be small! (about 100 LOC max) If it could generate strings in Base32/64. (or s...
Ianthe asked 1/5, 2009 at 12:44

2

Solved

Every TOTP implementation (even FreeOTP by RedHat) I find uses Base32 encoding/decoding for its generated secret. Why is Base64 not used, since Base32 uses roughly 20 % more space and its main adva...
Gloaming asked 28/4, 2018 at 23:50

7

Solved

I have a base32 string which I need to convert to a byte array. And I'm having trouble finding a conversion method in the .NET framework. I can find methods for base64 but not for base32. Convert....
Rickettsia asked 13/3, 2009 at 3:23

3

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There is enough information on how to implement base32 encoding or the specification of base32 encoding but I don't understand what it is, why we need it and where are the primary applications. Can...
Manvell asked 14/3, 2011 at 1:26

6

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The title of the question says it all. I have been researching SHA-1 and most places I see it being 40 Hex Characters long which to me is 640bit. Could it not be represented just as well with only ...
Masterful asked 13/9, 2010 at 20:10

3

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I am trying to generate random base32 numbers that are 6 characters or less. This should give approximately 1 billion different combinations. I have created a program to generate these “random” nu...
Kwangtung asked 21/7, 2014 at 21:23

2

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Just like the title says, I am trying to encode a string "test" into base32 string "ORSXG5A=" in Java. All I find when searching online is classes that encodes from string to array with 32bits, bu...
Donegan asked 2/2, 2014 at 19:59

5

I need to encode/decode an integer which is up to 9 digits long but most often 7 digits long. I'd like to make it easier to communicate/memorise - it will be communicated by phone, copied & pas...
Tarver asked 8/4, 2009 at 9:38

1

Solved

I have faced an interesting thing as... if I use this code to download image as a string for Base64 encoded byte array it works fine data:image/png;base64,<String> But I was tring to enco...
Melessa asked 2/7, 2011 at 2:58

3

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I know I can use number_format, but is there a way to represent base32 numbers? For example, hex can be represented with 0x... and octal can be represented with a 0 in the front. Is there anything ...
Goodfornothing asked 4/12, 2009 at 17:56
1

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