A DDoS attack is surprisingly easy to comport out and affects millions of websites worldwide every year, with the number of attacks ascent.

Suffering DDoS attacks may seem like an inevitable side effect of being online; the more successful your site, the more than likely information technology might seem that you'll exist the target of an attack at some signal. But you can reduce the chances of a DDoS attack affecting your site.

You might be wondering: What is a DDoS assault? And how can I protect my site from them?

In this post, we'll explicate what DDoS attacks are, explore what might make your site vulnerable, and outline the means you tin reduce their probability and affect.

What is a DDoS Set on?

Allow'southward commencement past examining exactly what a DDoS assail is and, importantly, what information technology is not.

DDoS stands for distributed deprival of service just is frequently referred to every bit a simple denial of service. A DDoS attack consists of a website being flooded by requests during a brusk flow of fourth dimension, with the aim of overwhelming the site and causing it to crash. The 'distributed' chemical element ways that these attacks are coming from multiple locations at the same time, as compared to a DoS which comes from just ane location.

If your site suffers a DDoS set on, y'all will receive thousands of requests from multiple sources over a period of minutes or sometimes hours. These requests aren't the result of a website all of a sudden getting a fasten in traffic: they are automated and will come from a limited number of sources, depending on the scale of the attack.

In the screenshot below, you lot tin can see the sudden spike in requests received by a site during a DDoS set on.

DDoS attack traffic
DDoS assault traffic

A DDoS attack isn't the same thing as hacking, although the two tin be linked; the perpetrators aren't attempting to admission your website's files or admin, merely instead, they crusade information technology to crash or get vulnerable due to the volume of requests. In some cases, this will be followed by attempts to hack the site when it'due south vulnerable, but in the bulk of cases, the aim is simply to make the site stop working.

It may sound as if at that place isn't any way to avert a DDoS assail: subsequently all, if someone decides to flood your site with requests, at that place isn't much you can do to stop them.

Only although you can't do much to end someone attempting to damage your site with a DDoS assail, at that place are steps y'all can take to ensure that if you are discipline to an attack, your site won't finish working and it won't be vulnerable to hacking.

Nosotros'll cover those steps afterwards in this mail service, but first, let's examine why someone might want to mount a DDoS assail on your site.

Why Would Someone DDoS your site?

And then why would someone mount a DDoS attack on your WordPress site? What could they have to gain from it?

There are many reasons why an attacker might desire to put your site out of activeness via a DDoS attack. These include attacks by competitors and attacks because of your content.

DDoS Attacks past Competitors

In an ideal globe, your competitors would attempt to outperform you online by improving their content, SEO and conversion rate, which is the legitimate fashion to apply your website to gain competitive advantage.

Merely in some cases, competitors might take more than extreme measures. A competitor might hire someone to mount a DDoS attack on your site in the knowledge that this won't but impact your website, information technology'll too touch on your business.

In the time it takes yous to get your site working once more, they will be taking concern from you, especially if they are running ads using your business name equally a keyword. If your site isn't upward and running again quickly, you'll lose search ranking and may find that your competitors now rank in a higher place you on Google.

Of form, information technology'south very difficult to show who carried out any DDoS assail. The attack won't come up from your competitor's IP address! Unless yous have very deep pockets, attempting to take legal activity against a competitor yous suspect of doing this is unlikely to be successful.

Far better to protect yourself from the effects of an assault in the first place. And don't be tempted to mount some other DDoS attack confronting your competitor in response. This is illegal and it's far amend to reassure yourself that a competitor desperate enough to use measures such equally these probably won't have the longevity or reputation that your business does.

DDoS Attacks on Your Content

Some sites are subject to DDoS attacks because of the nature of their content.

For example, a whistleblowing site might be field of study to an attack. A site dealing with a controversial issue (such as admission to abortion or anti-racism) might endure attacks from people who disagree with its message and want to put it out of action. Or your content might be commercial merely yet sensitive and there are people who don't desire information technology bachelor online.

If your site is successfully attacked, it will put your content out of circulation, which could crusade problems for your users if they need access to information or guidance.

Yous'll as well be spending time resolving the issue, losing whatever revenue y'all might be making from the site (either in sales or donations if y'all are a nonprofit), and your rankings tin can driblet if your site is returning a 502 error for hours or days.

Politically Motivated DDoS Attacks

Politically motivated DDoS attacks are becoming more common as cyber threats are increasingly used to disrupt the political process.

If your website is for a political party, candidate or arrangement, or advances a specific political cause, so information technology may exist vulnerable to assail from people who disagree with your politics.

This won't unnecessarily come from your political opponents. It is more likely to come from external sources that seek to disrupt political argue, block certain types of content and utilize anarchy to confuse and disenfranchise people.

The attack could be an endeavour to go far incommunicable for people to admission your content (see above), or it could be a more personal set on on the individual candidate or organization behind the site.

This is dissimilar from a site becoming overloaded considering of spikes in visits due to the news bicycle. I once worked on the website of a political party which became overwhelmed when the party's manifesto was launched for a general election. That was the first Uk election in which east-campaigning was significant and we just weren't prepared for the book of traffic.

Instead, a DDoS attack volition be much sharper and more abrupt, seeing a very sudden spike in requests for sometimes a thing of minutes. This will expect very different from a natural spike in traffic, which although it can be sudden volition normally take the class of a curve instead of a cliff.

If you lot are running a campaign (which might have made you more vulnerable because of the actress publicity), then information technology volition be particularly important to ensure your site remains operational and not to waste material time dealing with the assault when you could be focusing on campaigning activity. That's why it'south crucial to take the steps below to protect your site from a politically motivated DDoS attack.

The Furnishings of a DDoS Assault

A DDoS attack might accept a variety of effects, depending on the nature of the assail and how prepared you are for it.

1. Website Downtime

The most immediate and obvious result is that your website is overwhelmed and becomes unavailable.

This means any business yous gain via your website won't exist available to yous until you get the site working again. It also impacts on your reputation as a website owner. And if y'all don't set up the site rapidly, it can touch on your SEO as if Google crawls your site and finds it out of activity, y'all will lose rank.

If your site is unavailable because of beingness overloaded, it will return a 502 bad gateway error, which volition negatively touch on your search rankings if you allow it to stay that style for likewise long.

I've also seen attacks where the site hasn't been available for a number of days (considering the owner didn't know how to fix it and hadn't kept a backup, more of which shortly), and when the site did go back online, all of the internal links in that site's Google listing had been lost.

ii. Server and Hosting Bug

If your site is subject to regular attacks that yous don't take steps to mitigate, this could atomic number 82 to issues with your hosting provider.

A good hosting provider volition give y'all tools to secure your site confronting DDoS attacks but if yous don't have this and you're on shared hosting, the attacks may bear upon other sites on the same server.

3. Website Vulnerability

A DDoS set on could render your site more vulnerable to hacking as all of your systems are focused on getting the site back online, and security systems may accept been put out of action by the assault.

Hackers might then observe it easier to make their style onto your site via a back door in one case the DDoS attack has succeeded in paralyzing your site.

Follow-up attacks like this won't always come up from the same source as the requests that formed the DDoS assault: a clever hacker volition know how to hide their tracks and use multiple IP addresses to set on your site, as well as how to hide their existent location.

So if you are the victim of a DDoS attack, 1 of your kickoff priorities should be ensuring your WordPress site is secure. This is arguably more of import than getting your public-facing site upward and running again, equally another attack volition only take yous back to foursquare i (or worse).

4. Lost Fourth dimension and Money

Repairing a website that has been subject to a DDoS attack takes time. It can besides take money.

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If you don't know what's happened to your site and oasis't prepared for the possibility of an assault, you could end up having to rebuild your site from scratch (I've seen sites where this has happened). If you didn't have a backup of your site, what are you going to restore it from? And if you don't set up it chop-chop, the attack could have a long-term bear upon on your site's SEO and concern operation.

While the site is downwardly, you lot could exist losing coin in acquirement, especially if your site is an ecommerce store. And you may have to pay money to rent a security skillful or spider web enveloper to rebuild your site and make sure it'southward protected from future attacks.

All of this emphasizes how important it is to protect your site from DDoS attacks. I had ane customer who suffered frequent attempted attacks because of the nature of their business organisation; because we set upward security measures, these never impacted on the site. If y'all're prepared, so a DDoS attack shouldn't touch your site either.

What Can Make Your Website Vulnerable to DDoS Attacks?

Some sites are more vulnerable than others to DDoS attacks. These will either make yous more than vulnerable to the set on in the first identify or to its later on-effects.

Cheap Hosting

The kickoff culprit when it comes to vulnerability to DDoS attacks, equally with all kinds of cyberattacks, is cheap hosting.

Cheap hosting has two primary downsides: lack of support and volume of clients.

To brand information technology possible to offer the hosting and then cheaply, the hosting provider will have a large number of clients all using the same server, meaning if i of the other sites on that server is subject to an attack, it could affect you.

Inexpensive hosting providers won't provide security precautions confronting DDoS attacks, they won't warn you when an attack takes place, and they won't assistance you to repair your site when it stops working. They won't accept regular backups of your site and even if they do, they're unlikely to help you restore your site: you'll have to work out how to do information technology yourself.

This isn't because cheap hosting providers are trying to con you or because they don't provide the services they promise: it's simply because to make their hosting cheap, they have to skimp on support. Otherwise, they wouldn't make a profit.

If your website supports a business or any venture where your reputation and the security of your website is important, then it pays to invest in good quality hosting. The actress cost will be worth it when you avert having to spend time fixing your site if it is attacked, and will certainly be worth information technology if it means your site stays online through an attempted DDoS assail and isn't compromised.

Lack of Preparation

Failing to prepare for the possibility of a DDoS assail won't necessarily prevent one happening, just information technology volition mean you don't endure so much if you are subject to 1.

Firstly, taking security precautions against potential attacks will enhance your site's chances of staying online despite suffering an attempted set on.

But understanding how to stop a DDoS assault in its tracks will also aid. If your site is attacked and does get downward if y'all've prepared you volition be able to go it up and running once again much quicker than if you hadn't prepared.

Installing security software or making use of the security alerts offered by your hosting provider means you will exist alerted if your site does come nether attack, and either you lot or your hosting provider can accept action to protect your site.

Taking regular backups of your site ways that you can quickly restore it if it does feel problems.

And keeping your site upward to date means that information technology's inherently more secure and will exist less likely to see problems if you practise have to rebuild information technology.

Insecure or Out of Date Code

Keeping your version of WordPress as well every bit your theme and plugins up to date won't protect y'all from a DDoS attack.

But if you are attacked and the subsequent weakness of your site is used by hackers every bit an opportunity to gain unwanted access, they will be far less likely to succeed if your site is well managed.

Precautions include keeping your site up to date likewise as only installing plugins and themes from reputable sources. The WordPress theme and plugin directories are by far the best places to discover free themes and plugins, and reputable developers will brand them bachelor there. Be careful not to install code that might cause incompatibilities with your hosting and never install nulled themes or plugins.

How to Protect Your Site Against DDoS Attacks

So now for the question you've been itching to know the respond to: how practise yous protect your site confronting DDoS attacks?

There are a multifariousness of precautions you tin can take, and which you choose will depend on your setup, your budget, and your preferences.

Let'southward take a expect at the options.

Protection from Your Hosting Provider

Kinsta hosting has a number of features that will reduce the chances of you existence subject to DDoS attacks.

All of the sites hosted at Kinsta are protected by our Cloudflare integration, which features a secure firewall with congenital-in DDoS protection. We also make use of strict software-based restrictions to secure your site even further. All of this makes it much more difficult for a DDoS attack to go through.

Some other Kinsta feature which tin assistance protect you lot once a DDoS assail has begun is IP Geolocation blocking. Kinsta will discover any DDoS attack and warning you to it. You can then use the Geo IP blocking feature to block the geographical area from which the DDoS attack is coming.

This ways you can safely block a geographical region where an attack is coming from and IP addresses from that region will no longer be able to send requests to your site.

Alternatively, you can block private IPs in MyKinsta via the IP Deny page.

Kinsta IP deny
Kinsta's IP deny feature

Here comes the hard truth, though: however adept your hosting provider is, information technology's impossible for them to provide total protection against DDoS attacks. What a good hosting provider volition do is provide a adept firewall, which volition reduce the chance of an attack only not go rid of it altogether. They will too have tools you or they tin use to finish the DDoS assail once it starts, such every bit IP blocking.

This is why any hosting provider that claims to give y'all total protection from DDoS attacks isn't being entirely honest. They can reduce the probability of an set on and they can limit the impact of it, but they tin't stop DDoS attacks entirely.

Instead, to protect yourself from DDoS attacks more thoroughly you lot need to use a vast network that can employ its database of information about attacks on other sites around the world to anticipate attacks and block IPs from which they re likely to come up. Let's wait at a couple of those services.

Cloudflare

Cloudflare is one of the internet's nearly popular providers of content commitment networks, and it also offers protection against attacks and hacks. Considering of its vast size, it has access to information well-nigh where DDoS attacks are coming from and can then block those IP addresses for all the sites on its network.

Cloudflare DDoS
Cloudflare DDoS protection

Cloudflare's deject-based network is always on and always learning, meaning it can be identifying potential attacks and stopping unwanted traffic from reaching your site 24/7. It also provides you with a dashboard you tin can use to monitor and allay DDoS attacks and so you lot tin can identify what your vulnerabilities might be.

If your site is hosted on Kinsta, you lot don't need to get through the procedure of setting up your own Cloudflare account. All sites on our infrastructure are protected past our free Cloudflare integration.

Sucuri

Sucuri is a visitor all-time known for its services cleaning up sites afterward hacks and helping to prevent them from happening once again. Simply it also offers DDoS protection

Sucuri DDoS protection
Sucuri DDoS protection

Sucuri'southward service works because it is so big, with a network of over 400,000 customers meaning information technology tin can keep a database of attacks in the same way that Cloudflare can. Those IP addresses can then be blocked on your site.

Sucuri'southward network isn't as big as Cloudflare's only the visitor is worth considering if y'all also desire advanced security features and monitoring, which is where their specialty lies. Sucuri will monitor your site for downtime and attacks or hacks and will gear up any hacks that take identify.

So if you do suffer a DDoS attack and your WordPress site is hacked when it'south vulnerable, being with Sucuri means you tin can get information technology up and running again as apace as possible.

DDoS attacks are spreading similar fire but why in the world would anyone attack your site? Well, there are plenty of reasons... (and ways to keep your site protected) 👨‍🚒🛡️ Click to Tweet

Summary

DDoS attacks are becoming more mutual and they have the potential to cause billions of dollars worth of damage.

It's impossible to completely protect yourself from DDoS attacks as there isn't much control you accept over the traffic coming to your site. But if y'all apply 1 of the services in a higher place, avert cheap hosting, and ready yourself for a DDoS attack if 1 does occur, and then you lot will be much less probable to suffer.


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