The document discusses the messaging app Telegram, launched in 2013 by Nikolai and Pavel Durov. It gained 100,000 daily users in October 2013 and 35 million monthly users by March 2014. Telegram allows ordinary chats with client-server encryption on multiple devices, and secret chats with end-to-end encryption only on two devices. It features encryption, cloud storage, desktop and mobile apps, file sharing, and groups.

1. ICT 31023
INTERNET APPLICATIONS
M.M.F.SANOOFAR
SEU/IS/10/AT/105
COMPUTER UNIT
SEUSL

2. Telegram was launched in 2013 by the
brothers Nikolai and Pavel Durov.
In October 2013, Telegram had 100,000 daily active
users.
On 24 March 2014, Telegram announced that it has
reached 35 million monthly users and 15 million daily
active users.

3. The application features two
types of chats
1.Ordinary chats :
Ordinary chats use client-server
encryption and can be accessed from
multiple devices
2.Secret Chats :
Secret Chats use end-to-end encryption
and can only be accessed from the two
participating devices

4.  Conversations are encrypted with the MT Proto protocol
developed by Telegram.
 Chat history is stored on Telegram cloud servers and can
be accessed from any number of devices.
 Has mobile versions, desktop versions and browser
extensions.
 Can send voice notes, photos, videos, and files of all
types.
 Groups for 200 members.

5.  Secret chats with end-to-end encryption that
are not stored on the servers.
 Auto-destructing messages in secret chats
(like Snap chat).
 Message read status: 1 check = sent, 2 checks
= read (opened).

6. Private
Cloud-Based
Fast
Distributed
Open

7. Free
Secure
Powerful
We Can do It

8.  First just open your browser
(type there bluestack…)
 Download the app which operating system you
are using….window or mac
 Ok after download the install this app.
 It’s look like this

9.  Ok then type in search box telegram….
then hit on install tab.
 Now this app is install in your PC
 Then just fill your information and
get started to chat.