[liberationtech] About Telegram

[Brian Conley]

It violates the primary principle many experts here depend on: the most
important parts are not open source.

I'll echo Natanels comments, no obvious reason not to recommend Chatsecure
or TextSecure. What she's telegram have that these don't?

Brian
On Mar 19, 2014 12:36 PM, "sam de silva" <sam at media.com.au> wrote:

> Hi there,
>
> So it's almost a month since this thread died.
>
> To me, it looks pretty good and while I am not a mathematician, Telegram
> looks like a good solution to help improve digital security.
>
> But this list has the experts. What's the recommendation? Was there any
> consensus about Telegram.
>
> Thanks and best, Sam.
>
>
>
> On 22/02/2014, at 1:05 AM, Tony Arcieri <bascule at gmail.com> wrote:
>
> On Friday, February 21, 2014, Maxim Kammerer <mk at dee.su> wrote:
>
>> All I see is snobbishness of people who have typical Western fear of
>> steering from "authorized" engineering approaches. The people are
>> quick to judge some unknown foreign developers incompetent
>
>
> As far as I can tell, you are the only person speaking on this thread who
> wants to spin it into a discussion of Westerners, xenophobia, etc.
>
> I'm talking about math.
>
> Telegram is not IND-CCA2 secure. Period. They have some extra sprinkles
> they claim prevents adaptive chosen ciphertext attacks. They have no formal
> proof of these claims.
>
> Authenticated encryption schemes are IND-CCA2 secure by design.
>
> Telegram's scheme is inferior. It's mathematically inferior. Period. It
> has nothing to do with nationalism. It has everything to do with math.
>
> Telegram is an inferior design as compared to the standard designs being
> used in common practice.
>
>
> --
> Tony Arcieri
>
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