SSL Resources

Expert Tips and best practices to fight against cyber threats

Explore our resources page to find the answers you need to strengthen your company's defense against cybercriminals. Check out our extensive guides for practical tips and tricks to improve your cybersecurity.

Top SSL/TLS Resources

Save Up To 85% On Sectigo's Most Popular SSL Certificates:

Most Popular Sectigo SSL Certificates: Years Price/Year
Sectigo PositiveSSL Certificate
Most affordable SSL certificate (DV). $50,000 warranty.
PositiveSSL Certificate PositiveSSL Certificate $49.00
$10.98
$9.98
$9.15
$8.92
$8.78
PositiveSSL Certificate Add to cart
Sectigo EssentialSSL Certificate
Basic SSL for business sites (DV). $10,000 warranty.
EssentialSSL Certificate EssentialSSL Certificate$79.95
$29.80
$25.95
$24.83
$24.21
$23.84
EssentialSSL CertificateAdd to cart
Sectigo SSL Certificate
Business SSL certificate (DV). $500,000 warranty.
Sectigo SSL Sectigo SSL$99.95
$74.00
$65.00
$61.67
$60.13
$59.20
Sectigo SSL Add to cart
InstantSSL Premium Certificate
Premium assurance certificate (OV). $250,000 warranty.
Premium SSL Certificate PremiumSSL Certificate$179.95
$75.89
$66.40
$63.24
$61.66
$60.71
Premium SSL Certificate Add to cart
Sectigo PositiveSSL Wildcard
Secures unlimited subdomains, eg blog.mysite.com (DV). $50,000 warranty.
PositiveSSL Wildcard Certificate PositiveSSL Wildcard$249.00
$97.90
$85.66
$81.58
$79.54
$78.32
Sectigo Positive SSL Wildcard Add to cart

Improve a Website Security with Our Latest SSL Resources

The 3 Best UCC SSL Certificates for 2025

Are you looking to streamline your certificate management by securing multiple subject alternative name (SAN) domains under one certificate? Then look no further — we’ll explore the three best UCC SSL certificate options for 2025 Managing a few individual SSL/TLS certificates is doable. But managing dozens or even hundreds of domains and SANs makes things a lot more complicated. Something’s bound to slip through the cracks, which can leave your site insecure or result in service outages. This is where a UCC SSL certificate can help. A unified communications certificate Continue Reading

5 Low Cost SSL Certificates That Will Secure Your Ecommerce Business in 2025

Cost plays a vital role while buying an SSL certificate for your business website. Our team at SectigoStore.com has put together a list of SSL certificates to help you choose from the best low-cost SSL certificates in 2025 from the popular certificate authority Sectigo An SSL certificate has become a mandatory requirement to carry on a successful online presence. Without an SSL certificate, your website will lose the trust of your customers and ranking with search engines. But when it comes to choosing the right or best low cost SSL Continue Reading

The Top 9 Cheap SAN Certificates You Should Know in 2025

For the companies who own multiple domain names, SAN (subject alternative name) certificates or multi-domain SSL certificates are a way to secure those websites. Our team at SectigoStore.com has put together a list of the top 9 cheap SAN certificates for 2025 When you own more than one domain, you must find a way to secure all of them to enable HTTPS on your site. And what if you also have IP addresses you want to cover? Sure, you can buy individual SSL certificates… or you can purchase a single Continue Reading

SSL Validation Guide for EV, DV & OV SSL Certificates

Are you planning to buy an SSL/TLS certificate for your website? The first question you might face is the level of SSL validation you want for yourself. It’s natural to have questions about the validation process for your SSL certificate. This is a brief SSL validation guide for EV, DV, and OV SSL certificates that will assist you to glide by the process swiftly. What Are the Benefits of Having an SSL Certificate? SSL certificates are not so much a “recommendation” as they are a necessity for a successful website. Continue Reading

What is a Digital Certificate?

What you need to know about digital certificates and how they can improve your web security The internet has given us so many advantages – the ability to communicate to anyone anywhere, buy anything with the touch of a button, build a new career or business and so much more. However, to take advantage of the internet, we must put our personal information out there –  whether that is our home address, personal opinions, credit card information and so on. With that, it is vital we protect this constant stream Continue Reading

What is a Software Publisher Certificate?

Software publisher certificates are a game-changer for developers and publishers alike In the ever-evolving digital world we live in, it’s crucial we take every measure possible to ensure we are operating with the highest security protocols and practices. This is no different when downloading, installing and running software. With so much personal information stored digitally, it is easy to see why users would decline to engage with a software if it rose any red flags. This is where software publisher certificates come in. Software Publisher Certificate – The Quick Answer Continue Reading

Top 5 Best Wildcard SSL Certificates of 2025

Looking at the top 5 best wildcard SSL certificates and the different benefits they each offer Products Validation Warranty Save Lowest Price PositiveSSL Wildcard (DV) DV $50,000 67% $78.32/yr Buy Now PositiveSSL Multi-Domain Wildcard (DV) DV $50,000 50% $159.20/yr Buy Now InstantSSL Premium Wildcard (OV) OV $250,000 87% $122.31/yr Buy Now Sectigo OV Multi-Domain Wildcard SSL OV $1,000,000 59% $639.20/yr Buy Now EnterpriseSSL Pro Wildcard OV $1,500,000 21% $1,143.12/yr Buy Now If you are looking for the best wildcard certificate, you can buy it from www.sectigostore.com at a considerable discount Continue Reading

What is The Best EV SSL Certificate Price?

Here is what you’re looking at when shopping for the best EV SSL certificate prices… EV SSL certificates are surely a worthy consideration when deciding what SSL certificate validation level to purchase. They carry quite a few benefits – namely providing users the ability to verify your website and organizational details via the certificate details found in your web browser, higher warranties and recommendations from respected government bodies, such as ENISA.  However, with it being the highest level of validation and carrying the most prestige, it’s also the most expensive Continue Reading

What Is an EV SSL Certificate?

Diving into “what is an EV SSL certificate?” to ensure you find the right extended validation SSL/TLS certificate option for your organization! From a technical perspective, SSL/TLS certificates accomplish the same thing: they secure communication between a browser and server using an HTTPS connection. However, some SSL certificates, like extended validation (EV) SSL certificates, most commonly called EV SSL/TLS certificates, enable greater digital identity verification and additional features. So, how do you choose the right EV SSL/TLS certificate for your organization? You must consider several factors, including: Let’s look under Continue Reading

Wildcard SSL vs Standard SSL: What’s The Difference?

Ensure you find the right SSL option for you by understanding wildcard SSL vs standard SSL… In the world of SSL certificates, where there seems to be endless types, brands, validation levels, CAs and so on, it’s easy to feel lost or confused. But don’t worry, we got your back! We assume you’re here because you’re deciding between wildcard SSL vs standard SSL. These two SSL certificates help satisfy different needs. They both secure an HTTPS connection, but they don’t secure the same number of domains or type of domains. Continue Reading

Sectigo RSA Domain Validation Secure Server CA

Since you’re here, it’s likely that you’ve seen the term “Sectigo RSA Domain Validation Secure Server CA” before and want to know what that entails. You’ve probably seen this when you’ve looked at the certificate details in your browser — something like this: You also might have seen one of the following texts in front of “issued by” when you clicked on the website’s padlock sign to check its SSL certificate In this article, we cover everything that you need to know about Sectigo RSA Domain Validation Secure Server CA. Continue Reading

SSL Certificate for IP Address

Can an SSL Certificate Be Issued For an IP Address?   The answer is ‘Yes.’ An SSL certificate can be issued for a public IP address.  These are the rules and requirements to get an SSL certificate for an IP address:  SSL can be issued for a public IP address.   Your organization must control that particular IP address.  A certificate authority must be able to verify your control of the IP address through file authentication (you’ll need to upload a specified file to be accessible via HTTP/HTTPS). You must control the entire IP address, not just a specified port.  You can put an IP address in the Common Name (CN) or a Continue Reading

What to Know About an SSL Certificate for Your Mail Server

Not only do SSL certificates secure your website but you can use them to secure your mail server, too When people hear the term SSL certificate, they assume that it’s related to website security. Well, they’re not wrong. But what if we were to tell you that an SSL certificate is useful for your mail server as well? Many are not be aware that SSL/TLS certificates to secure mail servers. A mail server certificate, also called an email server certificate, encrypts email communications the same way SSL certificates secure data Continue Reading

Top PCI Approved Scanning Vendors Comparison

There’s a lot to know when it comes to securing payment card-related data. If you’re in the market for PCI approved scanning vendors and don’t know where to start, you’ve come to the right place. The Payment Card Industry Data Security Standard, or PCI DSS, is a set of 12 requirements organized into six control objectives to provide security to cardholder data. PCI DSS was created to provide a consistent security standard on a global scale for all businesses who store, process, or transmit payment card related data. Requirement 11 Continue Reading

Positive SSL certificate Vs. Essential SSL certificate

What is the difference between Positive SSL certificates and Essential SSL certificates? If you have reached this article, we can assume that you have already decided to secure your website and are now doing market research on different web security products. We appreciate the efforts you are putting into market research. The web security industry is like an ocean. With vast varieties of brands and features, if you don’t conduct your market research properly, you might get lost! From this ocean, two of the most widely popular digital certificates are Continue Reading

Code Signing Certificate Expired Issues

What happens to my software and digital signatures when my code signing certificate expires?   If this question haunts you at night, you’re not alone! Most software developers and publishers face this dilemma at one point.  You might be in the process of buying your first code signing certificate, or your current certificate might be expiring soon (or it has already expired). Whatever the scenario, you’ve landed on the right article. We have answers for all your questions regarding code signing certificate expiration issues and renewals.  Timestamping: The Ultimate Shield to Avoid Code Signing Certificate Expiration Continue Reading

Personal Authentication Certificate: What Is a 2 Way SSL Certificate?

A quick guide on what a two way SSL certificate does and how you can use it for mutual authentication An SSL/TLS certificate is used to secure the data transmission between a user’s browser and the website’s server. When most people talk about these certificates, they’re referring to server certificates, which are used to authenticate servers to clients. However, what if you need to perform client authentication, meaning that you want to authenticate the client to the browser? This is where two way SSL certificates (or “2 way SSL”) come Continue Reading

What is Multi Domain Wildcard SSL and How Does It Work?

If you need to get an SSL/TLS certificate for more than one domain and multiple levels of subdomains, the multi-domain wildcard SSL certificate would be the perfect fit for your business. It takes away the hassles of managing multiple certificates for your entire portfolio of websites. How a Multi Domain Wildcard SSL Certificate Differs from Other SSL Certificates Still not quite sure how it all works? Let’s consider the following example: Our friend Bob is a very successful businessman and has multiple websites for different lines of business with various Continue Reading

How to Install Email Certificate in Outlook

Email signing certificates (also known as S/MIME certificates) are used to digitally sign and encrypt the email messages that you send from your mailbox. Not only do these certificates ensure confidentiality but also determine the integrity of the messages. Only the intended recipient can decrypt and read the mail and ascertain that it hasn’t been tampered with by an attacker on the network. Outlook Security Certificate An outlook security certificate is a digital certificate used in Microsoft Outlook to sign the emails so that the receiver can be sure that Continue Reading

What Is a Secure Email Certificate? Here’s Your Ultimate Guide!

A secure email certificate, also known as an S/MIME certificate or an email signing certificate, is used by anyone who sends emails for business-related purposes that contain sensitive information. It’s widely used by small businesses, SMBs, and large corporations because it does two extraordinary things: It attaches a digital signature to the email that verifies that you (and not an imposter) sent the email, and that the email hasn’t been altered since it was sent. It encrypts your emails before they ever leave your mailbox so they can only be Continue Reading