A Guide to VPN Protocols
We've got some great deals going on right now exclusively for our online customers... chat now to hear more! Author: Sue Poremba,Date published: October 3, 2025 Examples of use cases for common protocols include:,A site-to-site VPN connects multiple networks, such as a corporate network with multiple branch offices. Internet Protocol Security (IPSec) authenticates and then encrypts individual IP packets. It offers a suite of security protocols that add encryption services to other protocols. This protocol is commonly used for site-to-site VPN tunnels. Layer 2 Tunnel Protocol (L2TP) is often paired with IPSec because, while it creates the tunnel and handles authentication, it doesn't have any encryption. Call sales,Chat with us,Have us contact you,Get updates,Already have an account?,* Required,The information provided will be used in accordance with our terms set out in our . Please confirm you have read and understood this Notice,Verizon may wish to contact you in the future concerning its products and/or services. If you would like to receive these communications from Verizon, indicate by selecting from the dropdown menu below. Please note that you can unsubscribe or update your preferences at any time. By submitting the form, you are agreeing to receive insights, reports and other information from Verizon and affiliated companies in accordance with our . California residents can view our California Privacy Notice . These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information. These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. We use both third party and first party cookies for this purpose. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance. These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly. These cookies may be set through our site by Verizon and third parties. They are used to present Verizon advertising on third party sites that you may visit. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising from Verizon. BackClear Filters,All Consent AllowedWe use technologies to collect and share information about your use of our site. By continuing, you agree to the use of these capabilities for a better experience and other purposes. Learn more in our .
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