On Mon, Aug 22, 2016 at 6:28 PM, Michael Paquier
<[email protected]> wrote:
> There is no need to put restrictions on those I think, and they are
> actually supported.

Bi-directional text support (i.e., the use of right-to-left control
characters) is known to have security implications, FWIW. There is an
interesting discussion of the matter here:

http://www.unicode.org/reports/tr36/#Bidirectional_Text_Spoofing

-- 
Peter Geoghegan


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