Asked by: Vasko Ermisch
technology and computing computer networking

How secure is 802.1 x?

24
802.1x is a very secure methodofprotecting your wireless network. Each time the device connectstheuser configured on the device is authenticated against aRADIUSserver and is given a unique encryption key that changesevery 90seconds. Additional authentication using the MAC addressisredundant and unnecessary.


Considering this, is 802.1 x encrypted?

802.1X is NOT an encryption type. Itisbasically just a per-user (e.g. username andpassword)authentication mechanism. WPA2 is a security scheme thatspecifiestwo main aspects of your wireless security:Authentication: Yourchoice of PSK ("Personal") or802.1X("Enterprise").

Beside above, what benefit does 802.1 x provide? The purpose of 802.1x is to accept or rejectuserswho want full access to a network using 802.1x. It isasecurity protocol that works with 802.11 wireless networks suchas802.11b,g,n, as well as with wired devices. All NETGEARProSAFELayer 2 and Layer 3 switches supportthisauthentication.

One may also ask, what is 802.1 x EAP security?

IEEE 802.1X enables authentication andkeymanagement for IEEE 802 networks. It is based on theExtensibleAuthentication Protocol (EAP, RFC 2284), a PPPextension.IEEE 802.1X can be used with any 802 LAN physicalmedium. Itis not exclusively for wireless LANs. Authenticationserver (e.g.,a RADIUS/AAA server)

Is wpa2 Enterprise secure?

The main difference between these securitymodesis in the authentication stage. WPA2 Enterprise usesIEEE802.1X, which offers enterprise-gradeauthentication.WPA2 Personal uses pre-shared keys (PSK) andis designed forhome use. However, WPA2 Enterprise isspecifically designedfor use in organizations.

Related Question Answers

Todora Altshuller

Professional

How does 802.1 x work?

IEEE 802.1X (dot1x) uses theExtensibleAuthentication Protocol (EAP) to exchange messages duringtheauthentication process. In a wired Ethernet LAN, EAPoL(ExtensibleAuthentication Protocol (EAP) over LAN) is used totransport EAPpackets between Supplicant and an Authenticator overLocal AreaNetwork (LAN).

Evangeline Vordermark

Professional

What is 802.1 A?

IEEE 802.1X is an IEEE Standard for port-basedNetworkAccess Control (PNAC). It is part of the IEEE 802.1 groupofnetworking protocols. It provides an authentication mechanismtodevices wishing to attach to a LAN or WLAN.

Janire Zuckriegl

Professional

What is the best authentication method for wireless?

Here is the basic rating from best to worst of themodernWiFi security methods available on modern (after2006)routers:
  • WPA2 + AES.
  • WPA + AES.
  • WPA + TKIP/AES (TKIP is there as a fallback method)
  • WPA + TKIP.
  • WEP.
  • Open Network (no security at all)

Estel Beinstein

Explainer

What is 802.1 x port authentication?

Understanding 802.1XPort-BasedAuthentication
Until the client is authenticated,802.1Xaccess control allows only ExtensibleAuthenticationProtocol over LAN (EAPOL) traffic through theport to whichthe client is connected. Afterauthentication is successful,normal traffic can pass throughtheport.

Cyrstal Glocker

Explainer

What is authentication problem in WiFi?

If the router screen password is found okay but stilltheauthentication problem persists, then try changingsecurityprotocol (for example, if it's WPA - change it to WPA2) ontherouter. and try entering info manually, clicking forget andusing"add network" option in the phone'sWiFisettings.

Abdessamed Kochly

Explainer

What encryption mechanisms does wpa2 use?

The protocol used by WPA2, based on theAdvancedEncryption Standard (AES) cipher along withstrongmessage authenticity and integrity checking issignificantlystronger in protection for both privacy and integritythan theRC4-based TKIP that is used by WPA.

Essie Houel

Pundit

What does WPA wpa2 PSK mean?

Short for Wi-Fi Protected Access 2 - Pre-Shared Key,andalso called WPA or WPA2 Personal, it is a methodofsecuring your network using WPA2 with the use oftheoptional Pre-Shared Key (PSK) authentication, whichwasdesigned for home users without an enterpriseauthenticationserver.

Zeeshan Berezovsky

Pundit

How do I enable 802.1 X on my Mac?

Open System Preferences.
  1. Open Network under Network & Wireless.
  2. Click on Advanced and we get to TCP/IP settings.
  3. Choose the DNS tab and make sure there are nothing there.
  4. Choose the 802.1X tab and add a new user profile using the+button on the bottom left:
  5. Then enter your username in the User Name field.

Nefer Bianchini

Pundit

What is EAP method?

Extensible Authentication Protocol (EAP) isanauthentication framework, not a specific authenticationmechanism,frequently used in wireless networks andpoint-to-pointconnections.

Ilieva Gultner

Pundit

How does EAP authentication work?

Here's how it works: in communicationsusingEAP, a user requests connection to a wirelessnetworkthrough an access point (a station that transmits andreceivesdata, sometimes known as a transceiver). The access pointrequestsidentification (ID) data from the user and transmits thatdata toan authentication server.

Nataliya Muñogaña

Pundit

Which layer 2 protocol is used for authentication in an 802.1 x framework?

802.1X ties a protocol calledExtensibleAuthentication Protocol (EAP) to both the wiredand WLANmedia and supports multiple authentication methods.StaticWEP + 802.1x —This Layer 2 securitysettingenables both 802.1x and Static WEP.

Brais Grunwaldt

Teacher

What is EAPoL key?

Extensible Authentication Protocol (EAP) overLAN(EAPoL) is a network port authentication protocol usedinIEEE 802.1X (Port Based Network Access Control) developed to giveageneric network sign-on to access network resources.

Aminul Amor

Teacher

How do I connect to EAP WIFI?

Connect to eduroam (Android)
  1. On your Android device, go to Settings, then tap Wireless&networks, then Wi-Fi settings.
  2. Tap eduroam.
  3. Make sure that for EAP method, PEAP is selected.
  4. Tap Phase 2 authentication, and then select MSCHAPV2.
  5. Enter:
  6. Tap Connect.

Sandita Schwartzmanns

Teacher

What is IPsec and how it works?

In computing, Internet Protocol Security(IPsec)is a secure network protocol suite that authenticatesand encryptsthe packets of data sent over an Internet Protocolnetwork.Internet Protocol security (IPsec) usescryptographicsecurity services to protect communications overInternet Protocol(IP) networks.

Hakim Rumbold

Teacher

Which type of encryption is used with security type 802.1 x?

802.1X is an IEEE standard frameworkforencrypting and authenticating a user who is tryingtoassociate to a wired or wireless network. WPA-Enterprise usesTKIPwith RC4 encryption, while WPA2-Enterprise addsAESencryption.

Paris Bremel

Reviewer

What is EAP LEAP and PEAP?

LEAP and PEAP are extensibleauthenticationprotocols that provide stronger authentication fornewer 802.11WLANs that support 802.1X port access control.LEAP is aCisco-proprietary protocol; PEAP is a newerdraft that isgathering support to become an Internetstandard.

Lesbia Peter

Reviewer

What does IEEE 802.11 stand for?

IEEE 802.11 refers to the set of standardsthatdefine communication for wireless LANs (wireless localareanetworks, or WLANs). The technology behind 802.11 isbrandedto consumers as Wi-Fi. As the name implies, IEEE 802.11isoverseen by the IEEE, specifically the IEEELAN/MANStandards Committee (IEEE 802).

Qiong Elgarresta

Reviewer

Does PEAP require certificate?

PEAP/MSCHAPv2 doesn't typically useclientcertificates, nor does it directly use anyCAcertificates in establishing a TLS connection (*seebelow).However it certainly requires the use of aservercertificate (PEAP is a TLS tunneled EAPprotocol).The important option is the first one, the CAcertificatefield.

Irine Serradio

Reviewer

What is an 802.1 x profile?

The 802.1X standard is designed to enhancethesecurity of local area networks. In most cases yournetworkadministrator provides a configuration profile thatcontainsthe information and settings you need to authenticate withthenetwork.

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EveryThingWhat Staff Editor

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27th April, 2020

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