3.5 stars, based on 89 reviews

comodo InstantSSL Premium Certificate

1 cert x 1 Year

per year
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Total: 3.95

Vendor Price

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Buy Multiple Years

Site Seal InstantSSL Premium Certificate Site Seal

Note: Multi-Year Certificates must be regenerated after 1 year to meet the latest CA/B Forum security standards. It's a simple, free process. Read more

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1-3 Days

Business Validated

SAN Support


Mobile Friendly

Comodo InstantSSL Premium: Give your customers the confidence they need to do business with you

Give your customers peace of mind that your website belongs to a registered business with the Comodo InstantSSL Premium. Now, for 69% off the vendor price, you can give your customers the confidence they need to give you their business by encrypting your site and authenticating your company with the a globally recognized Certificate Authority.

The Comodo InstantSSL Premium features 128/256-bit encryption strength and a 2048-bit signature key. With 99.9% browser ubiquity, there’s not a device or browser that won’t be protected while visiting your site. And best of all, the Comodo InstantSSL Premium comes backed by a massive $250,000 warranty. Not only will your customers have peace of mind, but you will too knowing that you’re protected for up to $250,000 in the event anything goes wrong on Comodo’s end. This cert also comes with the dynamic Comodo Secure site seal, which allows your customers to click and see all of your company’s registration information. Act quickly, these certificates start at just $43.08 per year.

Encryption Strength

The Comodo InstantSSL Premium comes with encryption strength up to 256-bit and a 2048-bit signature key.

Peace of Mind

The Comodo InstantSSL Premium comes backed by a generous $250,000 warranty, a 15-days money-back guarantee and the dynamic Comodo Secure site seal.

Fast and Easy Validation

This is an Organization Validated (OV) SSL certificate, meaning your company or organization will have to satisfy a few requirements to prove you are a legitimate legal entity. It’s a simple process for any real business. The Comodo InstantSSL Premium can be issued in just 1-3 Days.

Browser Compatibility

The Comodo InstantSSL Premium is recognized by 99.9% of web and mobile browsers—pretty much all of them, including the most recent versions.

Cheap Price

Act now and you can get a cheap Comodo InstantSSL Premium certificate for up to 69% off the vendor price. Certificates start at $43.08 per year.

Please note: This product requires you to complete Telephone Verification. For new customers/orders after October 6th, 2016, Comodo requires either a Dun and Bradstreet, BBB.com listing, or a Legal Opinion Letter to complete telephone verification. Other third party telephone directories such as Yellowpages.com will not be accepted after this date. If you cannot complete these options, please contact support at [email protected] as we have other solutions that may be easier for you to complete.

Premium SSL Certificate Features & Benefits

  • Organization Validated (OV) SSL certificate
  • 2048-bit industry standard SSL
  • Unlimited server licenses
  • 99.9% web and mobile browsers coverage
  • Unlimited re-issuance policy
  • Certificate issuance within 1-3 Days
  • FREE Comodo Secure site seal
  • 128/256-bit encryption length
  • 15-days refund policy
  • 24/7 technical support
  • Cheapest price ever at just $43.08/yr.
  • Comes with a $250,000 Warranty

Comodo Premium SSL Server and Client OS Compatibility:

Client OS: Windows 7, Vista, XP, 200, Snow Leopard, Mac OS X, Linux Client OS.

Server OS: Novell, Windows Server 200 -2008, Linux, UNIX, Solaris and more.

Web Servers: Cobalt, Microsoft IIS6 & 7, Apache, Tomcat, IBM HTTP, Weblogic

E-Mail Servers: Microsoft Entourage (OS/X), Microsoft Outlook 99+, Qualcomm Eudora 6.2+, Mozilla Thunderbird 1.0+, Lotus Notes (6+), Mulberry, Netscape Communicator 4.51+, etc.

Comodo Premium SSL Browsers Compatibility:

ChromeChrome - 3 & All

FirefoxFirefox 1 & All

IEIE 5 & All

OperaOpera 7 & All

NetscapeNetscape 9 & All

AOLAOL 10 & All

SafariSafari All Browsers

Mobile Browser Compatibility:

  • Android (inclusion carrier specific)
  • Apple iPhone, iPod Safari
  • Microsoft Windows Mobile 5/6
  • Microsoft Windows CE 4.0
  • Microsoft Internet Explorer Pocket PC 2003
  • Microsoft Internet Explorer Smartphone 2003
  • RIM Blackberry 4.3.0
  • Alcatel & Palm (S40/S60/S80/OSSO) based
  • NTT / DoCoMo
  • SoftBank Mobile
  • KDDI
  • Brew
  • PalmOS 5.x
  • Netfront 3.0+
  • Opera 4.10+
  • Openwave mobile browser 6.20+
  • Major Handset providers SonyEricsson, Nokia

Required Document

Corporate Documents
Based on your country and incorporation status we may request your Business License, Articles of Association or DUNS information. Please contact us for further instructions if you're a non-incorporated business or use a trading name.

Comodo Security Services Validation Contact Details:
If emailing validation documentation please send to [email protected] and include your order number within the email. You can fax your validation documentation to the below number. Be sure to reference your order number on the pages:

US Fax for validation docs: +1 866 831 5837 or +1 866 261 8895
Europe Fax for validation docs: + 44.(0)161.877.1767
Please note that you will only be required to submit either or both of the above if requested during the enrollment process.

For an application progress update please email [email protected] and include your Order Number.

Site Reviews

View All SSL Reviews

Petar N.Jul. 2024


"Excellent platform with a wide selection of solutions suitable just for you here you can find the right certificate just for your purposes and at the best prices. The support is very good. I highly recommend cheapsslsecurity.com to anyone who needs a certificate."

Raed NeshiewatJul. 2024


"Very fast delivery. Installation was easy with no problems. If you are installing a wildcard SSL certificate on cPanel, you need to specify the actual domain name, don't try to install it on *.domain.com , you have to install it on each subdomain such as admin.domain.com, shop.domain.com,..etc. Use the same certificate for each subdomain you install. Good luck!"

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