What is the Difference between PuTTY and Telnet?

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Today we discuss what is the difference between PuTTY and Telnet? and other information about PuTTY and telnet.

SSH and Telnet are community protocols that let you run a consumer (PuTTY), which makes a community connection to the opposite computer (the server). The community connection consists of your keystrokes and instructions from the consumer to the server and consists of the server's responses lower back to you.

PuTTY is an associate degree ASCII text file terminal someone that supports many network protocols like Telnet, SSH, Rlogin, SCP, and Raw Socket.

Difference between PuTTY and Telnet

Let's compare both and see the difference between PuTTY and Telnet:


PuTTY is an unfastened implementation of SSH and Telnet for Windows and Unix platforms. According to Wikipedia, the call "PuTTY" has no definitive meaning, though "tty" is the call for a terminal withinside the Unix tradition, commonly held to be brief for Teletype.

PuTTY became written and is maintained broadly speaking through Simon Tatham. It assists withinside the established order of a steady connection over the internet. It does now no longer require installation. It has several alternatives for tweaking connections, sessions, window appearance, etc.

PuTTY pscp (or SCP) gives a document switch software for Secure Shell (SSH) to replicate documents both among directories at the configuration node or among the configuration node and any other host.

It is an open supply software program and is without problems to be had with its supply code. It affords a number of customization alternatives associated with the show configurations.

Five fundamental verbal exchange protocols supplied through PuTTY are Raw, Telnet, Rlogin, SSH, and Serial.

PuTTY and Telnet are related to every other, as Telnet is a community protocol and PuTTY is a patron application that helps Telnet together with SSH and Rlogin community protocols.

However, in the context of emulation programs, PuTTY is taken into consideration to be less complicated and steady than Telnet.

Following are the Advantages and Disadvantages of PuTTY:-
Advantages of PuTTY:

⦁ The maximum crucial benefits of PuTTY are the following:
⦁ PuTTY offers positive features, specifically while running remotely.
⦁ It is less difficult to configure and greater solid than different
comparable programs.
⦁ As quickly as the relationship is restored after disconnection, the
faraway connection may be resumed and the report or textual content
switch may be resumed.
⦁ PuTTY has an easy-to-use graphical consumer interface.
⦁ Remote steady terminal configuration adjustments are supported
with the aid of using PuTTY.
⦁ Some terminal manipulates sequences, together with the Linux
console collection that aren't supported with the aid of using xterm,
are supported with the aid of using PuTTY.
Disadvantages of PuTTY:
⦁ Only the username withinside the consultation may be saved.
⦁ Interfaces that include WinSCP ought to be used to switch non-
textual content files.
⦁ The PuTTY emulator isn't always well suited with a few Cisco
networking equipment.
⦁ The replica and paste alternative is disabled while the relationship is


Telnet is a community protocol that helps faraway logins to computer systems via the net. However, It additionally helps numerous different capabilities. The time period Telnet stands for Telecommunication Network. It gives the power to the person to set up a TCP connection to a login server or terminal server on a few different sides.

Generally, it listens on TCP Port 23. This protocol is primarily based totally on 3 concepts –

⦁ The Network Virtual Terminal paradigm
⦁ The negotiated alternatives principle
⦁ The regulations of negotiation

Network Virtual Terminal defines the centers via which communique is set up with the involvement of TCP/IP protocols.

Network Virtual Terminal contains capabilities like - 7-bit ASCII characters to which the prolonged ASCII code is added, 3 manage characters, and 5 optionally available manage characters.

The superior feature may be availed via way of means of the usage of the shape of alternatives in step with the negotiated alternatives principle. The regulations of negotiations cope with averting wraparound situations.

Telnet is acclaimed for being the authentic net while the net first was given added in 1969. It is textual content primarily based totally pc protocol.

The display screen of the Telnet application isn't fancy just like the different browser screens. The fundamental specs of the Telnet protocol are found in RFC 854, at the same time as the various alternatives are defined in RFCs 855 to 861.

Telnet also can be defined as an Internet general application or terminal emulation application for TCP/IP networks.

Following are the Advantages and Disadvantages of Telnet:-

Advantages of Telnet:

⦁ It may be used to send/acquire information.
⦁ It facilitates in management of the community elements.
⦁ It helps person authentication.
⦁ All the telnet customers and servers put in force a community digital
terminal (NVT).
⦁ Automation takes a look at centers that are utilized by far-flung
computer systems on a shared basis. This saves fees by restricting
expenses take a look at types of equipment/centers at decided-on
places for all of the customers throughout the world.
Disadvantages of Telnet:
⦁ User ID and password are transmitted with no encryption. This ends
in a protection hazard in Telnet protocol as eavesdropping and
snooping are less complicated to enforce with the aid of using
intruders or hackers.
⦁ It isn't always viable to run GUI primarily based totally gear over
Telnet connection as it's far individual primarily based totally
communique tool. It isn't always viable to transmit cursor moves and
different GUI information.
⦁ It may be a very inefficient protocol.
⦁ Each keystroke requires numerous context switches earlier than it
reaches the opposite end.
⦁ It is steeply priced because of sluggish typing speeds.

Comparison between PuTTY and Telnet:


PuTTY- PuTTY is a loose implementation of SSH and Telnet for Windows and OS platforms.

Telnet- Telnet is a community protocol that helps far-off logins to computer systems thru the internet.


PuTTY- A loose and open-supply terminal emulator, serial console, and community document switch application.

Tenet- Network protocols and terminal emulation programs.


PuTTY- The 1990s: "tty" is the call for a terminal withinside the Unix tradition

Telnet- The 1970s: the combination of telecommunication and network.


PuTTY- Can be simply downloaded.

Telnet- The computer program is enclosed in each Windows Installation. In Windows seven it's not preinstalled and wishes to be designed to be used.

Support to Encryption:

PuTTY- Control over the SSH secret writing key and protocol version.

Telnet- Telnet, by default, doesn't code any data.


In The above article, you can see the difference between PuTTY and Telnet with their advantages, disadvantages, definition, Type, origin, availability, and support for Encryption, and some information about PuTTY and Telnet.

PuTTY is associate SSH and telnet client, developed originally by Simon Tatham for the Windows platform.

PuTTY is an open supply software package that's on the market with ASCII text files and is developed and supported by a gaggle of volunteers.

We hope you understand the difference between both I wish this article helps you a lot...

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