Hi

> On 22.08.2020, at 06:35, tim Rowledge <tim at rowledge.org> wrote:
> 
> 
> 
>> On 2020-08-21, at 6:30 PM, Phil B <pbpublist at gmail.com> wrote:
>> 
>> Tim,
>> 
>> Correct, base64 encoding only emits a subset of printable characters (see https://en.wikipedia.org/wiki/Base64#Base64_table)  At your option, you can also insert CR's into a base64 string which should be ignored on decoding. (as was common for various email clients to do back in the day)
>> 
>> Phil
> 
> 
>> On 2020-08-21, at 6:29 PM, Vanessa Freudenberg <vanessa at codefrau.net> wrote:
>> 
>> Hi Tim,
>> 
>> our encoder might not be producing cr's, but base64 payloads in the wild often have lines no longer than 80 characters, so before decoding it makes sense to remove that. 
>> 
>> Vanessa
> 
> Hunh. Fascinating. So maybe there is a tiny bit of sense to the code I was peering tiredly at. Though given it was creating the base64 string right there, probably not in this case. I do love how the software word is so full of kludge upon jury-rig upon WAG!
> 
> Thanks for the enlightenment. 

Look at the raw email I'm just replying to:

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From: tim Rowledge <tim at rowledge.org>
Message-Id: <5CAB7909-4B1B-4556-B725-5BC204440AA0 at rowledge.org>
Subject: Re: [squeak-dev] base64 encoding and CRs
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Content-Transfer-Encoding: base64

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Wrapping Base64 is _extremely_ common.
Virtually half the  SSL Certificates are delivered that way… Pgp keys, signatures, SSH keys, … you name it :)

Best regards
	-Tobias