SSL Coupons: 5 Verified Brands | Oct 2026

SSL certificates are getting shorter lives. Under a rule adopted by the CA/Browser Forum in 2025, the maximum validity of a public certificate fell to 200 days from March 15, 2026, and it drops to 100 days in 2027 and 47 days in 2029, which makes automatic renewal close to essential.

SSL, now technically TLS, encrypts traffic between a visitor's browser and your site and proves the site is who it says it is. This category covers certificate sellers and hosts that sell them, such as SSLs.com, Namecheap, HostGator, Crazy Domains and Webhosting UK.

Most hosting plans include a free certificate, so see Hosting first, and Domains for a web address.

What this category covers

Do you need to pay for SSL?

For most websites, no. Let's Encrypt, a nonprofit certificate authority, issues free certificates, and most hosts install and renew them automatically.

Paid certificates make sense when you need organization validation, a warranty, dedicated support, or certificates for systems that cannot automate renewal.

DV, OV or EV certificates?

Domain Validated certificates only prove you control the domain, and are issued in minutes. Organization Validated certificates also check the business behind the site, and Extended Validation adds the strictest checks.

Browsers no longer show the company name prominently for EV certificates, so the visible difference for visitors is small. All three types encrypt traffic equally well.

Single, wildcard or multi domain?

A single domain certificate covers one name, such as www and the bare domain. A wildcard certificate covers every subdomain at one level, such as shop and blog, and a multi domain certificate covers a list of different domains.

Pick the type that matches your setup, since buying several single certificates can cost more than one wildcard.

Why shorter certificate lives matter

Shorter lifetimes limit the damage if a certificate's key is stolen, and push the industry toward automation. With lifetimes falling toward 47 days, manual renewal becomes a regular chore and a frequent cause of outages.

Use the ACME protocol, which Let's Encrypt and many paid authorities support, to renew certificates automatically.

What happens when a certificate expires?

Browsers show a full page security warning, and most visitors leave. Payment systems and apps that connect to your site may stop working altogether.

Set up automatic renewal and monitoring that alerts you before expiry. Expired certificates remain a common cause of outages even at large companies.

Installing a certificate

On most hosting control panels, installing a free certificate is a single click. Paid certificates require generating a certificate signing request, validating the domain and then installing the issued files.

After installing, redirect all HTTP traffic to HTTPS so visitors always use the secure version.

Does HTTPS help search rankings?

Google announced HTTPS as a lightweight ranking signal in 2014, and Chrome marks plain HTTP pages as "Not secure". HTTPS is now expected, so its main value is avoiding warnings rather than gaining an edge.

Mixed content warnings

If a secure page loads images or scripts over plain HTTP, browsers may block them or warn visitors. Update links to use HTTPS, and use browser developer tools to find any remaining insecure resources.

Certificate warranties

Paid certificates often advertise large warranties, but these pay out only in rare cases where the authority wrongly issues a certificate that causes a loss. They are rarely a reason to choose one certificate over another.

Certificates for online stores

Any site that takes payments or logins must use HTTPS, and the card industry's PCI DSS standard requires strong encryption for card data in transit. Most online stores use a payment provider's hosted checkout, which handles much of this, but the store's own pages still need a valid certificate.

Choosing a certificate authority

Browsers only trust certificates from authorities in their root programs, run by Google, Apple, Microsoft and Mozilla. Well known authorities include Let's Encrypt, DigiCert, Sectigo and GlobalSign, and resellers such as SSLs.com and Namecheap sell certificates from these brands at lower prices.

Browsers can distrust an authority that breaks the rules, as Chrome did with Entrust certificates issued after late 2024. Buying from a reputable authority through an established reseller reduces that risk.

Certificates beyond websites

Certificates also secure email servers, internal systems and software. Code signing certificates, which prove software comes from its publisher, are a separate product with stricter identity checks.

Checking a site's certificate

Click the icon beside the address in your browser to view the certificate's issuer and expiry date. Free online SSL checkers also test the server's configuration for weaknesses.

Making an SSL coupon go further

Check whether your host already includes a free certificate before buying one. If you do need a paid certificate, multi year subscriptions are usually cheaper per year, with the certificate reissued automatically as each shorter lifetime ends.