EAP -TLS — A Complete Guide!!!

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At present, where everything goes online from a small start-up to large organizations; networking becomes an essential component. This ensures networking security is a crucial concept that no one wants to ignore in order to establish a fruitful business. If you are also one of them who is dealing in online business then you must aware of EAP-TLS.

On the other hand, if you are new in this field and don’t have any information about it then you are in the right place. Here we are going to discuss EAP-TLS in detail. Have a look!

What is EAP-TLS?

The full-form of EAP is the Extensible Authentication Protocol which is frequently used in network and internet connections. Basically, it is an authentication framework that offers transport and usage of authentication methods that are called as EAP methods. EAP-TLS is one of the methods of EAP.

EAP Types – Extensible Authentication Protocol Types information

Here are 255 types of EAP. We gave a complete chart of all these types. Just have a look. 
Type
Description
Reference
0
Reserved
1
Identify
2
Notification
3
NAK (Response Only)
4
MD5-Challenge
5
OTP, One Time Password
6
GTC, Generic Token Card
7
Allocated

8
Allocated

9
RSA Public Key Authentication
10
RSA Public Key Authentication
11
KEA
12
KEA-VALIDATE
13
EAP-TLS Authentication Protocol
14
Quest Defender Token

15
RSA Security SecurID EAP
16
Arcot System EAP

17
Cisco-LEAP

18
EAP-SIM, GSM Subscriber Identity Modules
19
SRP-SHA-1 Part 1
20
SRP-SHA-1 Part 2
21
EAP-TTLS, EAP Tunneled TLS Authentication Protocol
22
Remote Access Service

23
EAP-AKA, EAP method for 3rd Generation Authentication and Key Agreement
24
EAP-3Com Wireless

25
PEAP, Protected EAP
26
MS-EAP-Authentication (EAP/MS-CHAPv2)
27
EAP-MAKE, Mutual Authentication w/Key Exchange
28
CRYPTOCard

29
PEAPv0/EAP-MSCHAPv2
30
DynamID

31
Rob EAP

32
EAP-POTP, Protected One Time Password
33
MS-Authentication-TLV
34
SentriNET

35
EAP-Actiontec Wireless

36
Cogent Systems Biometrics Authentication EAP

37
AirFortress EAP

38
EAP-HTTP Digest

39
SecureSuite EAP

40
DeviceConnect EAP


41
EAP-SPEKE

42
EAP-MOBAC

43
EAP-FAST, EAP Flexible Authentication via Secure Tunneling
44
ZLXEAP, ZoneLabs EAP

45
EAP-Link

46
EAP-PAX, EAP Password Authentication eXchange
47
EAP-PSK, EAP Pre-Shared Authentication and Key Establishment
48
EAP-SAKE, EAP Shared-secret Authentication and Key Establishment
49
EAP-IKEv2
50
EAP-AKA, Improved EAP method for 3rd Generation Authentication and Key Agreement
51
EAP-GPSK, EAP Generalized Pre-Shared Key
52-191
Available via review by designated expert
192-253
Reserved for allocation via standards action
254
Expanded Type
255
Experimental
Importance Of EAP-TLS

EAP -TLS is used to ensure that the users’ information is sent over-the-air using encryption and avoids interception. EAP defines the information from the interface and the formats. It is not a wire protocol. Every single protocol that uses EAP defines a way to encapsulate by the user EAP messages within that protocol's messages.


What are the features of EAP-TLS?


  • Authentication is mutual: Both the 'server to client' as well as the 'client to server' authentication must be established for the communication to take place.

  • Keys are exchanged between the server and the client: To establish dynamic WEP (Wired Equivalent Privacy) or TKIP (Temporal Key Integrity Protocol) keys, the key exchange takes place between the server and the client.

  • Fragmentation and reassembly: When very long messages are to be sent between the client and the server, fragmentation of the information and reassembly occurs for better transmission of data.

  • Fast reconnect: If the connection drops, the EAP-TLS connection can be quickly reinitiated.


Server and Client-side Digital Certificates

EAP-TLS is known to be one of the most secure EAP methods, as TLS offers strong security. EAP-TLS requires both server and client-side digital certificates for establishing a connection. The digital certificate must be signed by a Certificate Authority (CA) that is trusted by both the client and the server. This gives better security to the EAP-TLS method, as intruders would still be required to hack the client-side certificate even if the password is somehow compromised. 

EAP-TLS is a wireless authentication protocol and is extensively used for authentication using WiFi. 

To get more information, visit https://www.foxpass.com/eap-tls

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