What Is an SSID, or Service Set Identifier?

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You’ll usually see the acronym “SSID” when Wi-Fi networks are concerned. A Wi-Fi community’s SSID is the technical time period for its community title. For instance, in the event you see an indication telling you to hitch a community with an SSID of “Airport WiFi”, you simply want to tug up the record of wi-fi networks close by and be part of the “Airport WiFi” community.

What Does SSID Stand For?

SSID stands for “Service Set Identifier”. Underneath the IEEE 802.11 wi-fi networking commonplace, a “service set” refers to a a group of wi-fi networking gadgets with the identical parameters. So, the SSID is the identifier (title) that tells you which of them service set (or community) to hitch.

You may dig into the main points on Wikipedia, however SSID is admittedly only a technical time period for the wi-fi community’s title.

How SSIDs Work

SSIDs are designed to be a singular title to tell apart between a number of Wi-FI networks within the space so you possibly can hook up with the proper one.

These are utilized by all sorts of Wi-Fi entry factors, together with public Wi-Fi networks and your house Wi-Fi community. Router producers usually present a default SSID like “Linksys” or “Netgear”, however you possibly can change it to something you want—in the event you management the Wi-Fi community and have administrative entry.

An SSID may be as much as 32 characters in size. They’re case-sensitive, so “NetworkName” is a special SSID from “networkname”. Some particular characters like areas, the underscore, durations, and dashes are additionally allowed.

The wi-fi router or different Wi-Fi base station broadcasts its SSID, permitting close by gadgets to show a listing of obtainable networks with human-readable names.

If the community is an open community, anybody can join with simply the SSID. Nevertheless, if the community is secured with WPA2 or one other kind of encryption, individuals will want the passphrase earlier than they’ll join. We suggest in opposition to internet hosting an open Wi-Fi community.

What Occurs if There Are A number of Wi-Fi Networks With the Similar SSID?

When you’ve related to a Wi-Fi community with a sure SSID as soon as, your machine will usually attempt connecting to SSIDs with that title sooner or later.

Issues get extra difficult if there are a number of Wi-Fi networks with the identical SSID. In the event that they’re in the identical space—for instance, two networks named “House”—some gadgets will attempt to routinely hook up with the community with the strongest sign, whereas some will attempt to connect with the primary community they see.

In fact, if the 2 Wi-Fi networks named “House” have completely different passphrases, your machine will solely be capable to efficiently hook up with one in every of them. So, in the event you use the identical SSID as your neighbor, you’ll possible each run into some connection issues till one in every of you modifications it.

The best way to Select and Change Your SSID

You must select a singular SSID, particularly in the event you stay close to a whole lot of different individuals—for instance, in an condo constructing. It will forestall connection issues.

You additionally shouldn’t expose private info like your title or deal with in an SSID, as anybody close by can see that info. Keep in mind, you’re broadcasting that SSID to everybody within the neighborhood.

To vary the SSID on a community you management, you’ll need to entry your router’s settings, check in with administrator credentials, and alter the SSID or Wi-Fi community title.

This usually includes accessing your router’s internet interface and altering the Wi-Fi settings. Nevertheless, you might be able to do that through an app as an alternative of you employ one thing like Google Wifi that provides an app.

The best way to Discover Your Wi-Fi Community’s SSID

In the event you’re not at the moment related to your house Wi-Fi community and also you’re undecided what the SSID in your router is, you possibly can usually entry the router’s configuration web page to seek out it and the passphrase. You may usually hook up with your router through a wired Ethernet cable in the event you aren’t on the Wi-Fi community.

In the event you can’t hook up with your router in any respect, chances are you’ll discover the default SSID printed on the router itself. It will work until you or another person with entry to the router has modified it. If not even this works, you possibly can usually reset your router by urgent and holding a small “Reset” button to revive its settings to the defaults. Seek the advice of the guide on your particular mannequin of router for extra info. In the event you don’t have the guide available, you possibly can usually discover them on-line with a easy internet search.

Ought to You Cover Your SSID?

It’s potential to create a Wi-Fi community with a “hidden” SSID on many wi-fi routers. However, even in the event you conceal your SSID, the router nonetheless broadcasts site visitors wirelessly. Wi-Fi networks with hidden SSIDs might not seem within the record of Wi-Fi networks on a PC or smartphone, however they are going to be detectable to anybody with easy-to-use wi-fi site visitors monitoring software program.

Worse but, making a hidden community results in connection issues and truly exposes your Wi-Fi connection particulars. Whenever you use a hidden community, your machine has to consistently broadcast its title and try to connect with discover it.

Wi-Fi was by no means designed to work this fashion. To safe your Wi-Fi community, use WPA2 encryption and set a powerful password. Don’t create a hidden Wi-Fi community—it’s really much less safe.

The best way to Cover an SSID from Showing On Your Laptop

You may’t change the SSID of a community until it’s your community—that’s, you might have administrator entry to the wi-fi router or different machine that hosts them. The SSIDs round you might be named by the individuals and companies close by. Nevertheless, if there’s an offensive Wi-Fi community title you don’t need to see, Home windows does present a solution to block your neighbor’s SSID from showing within the community record.

Picture Credit score: Casezy concept/Shutterstock.com

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