Advanced Threat Defense

Attacks including malware, ransomware and phishing are becoming more common and more sophisticated every day. This is why Advanced Threat Defense includes the features you need in one integrated solution to secure your users from Spam, Malware, Ransomware, Phishing and Malicious Attachments. Our classification engine detects and defends against these threats in real-time with the highest possible level of accuracy.

Phishing Protection
Zero-Day Exploit Protection

In addition to phishing protection, Advanced Threat Defense protects against Zero-Day exploits.

Real Time Scanning

Comprehensive scalling of URLs in inbound email, while preventing users from clicking on malicious links or visiting websites that may contain malware.

Email Gateway Redefined

By expanding the scope of traditional Gateway security, Advanced Threat Defense protects against the most successful hacking techniques.

Powerful Reporting

Administrators have full reporting of malicious links that are blocked and have control over the options users have when they are blocked.

Hacking Defense

90% of hacking attacks start with a phishing email. Advanced Threat Defense is a stronger layer of protection for your organization and users from these devastating attacks

Protection for all Devices

Provide instant protection on all devices including cell phones and tablets for all end-users

Security Features

The phishing protection is a part of a larger suite of protection products called Advanced Threat Defense. It consists of a cloud based Spam Filter and Antivirus Gateway that form the first line of defense for your network. This service is used by over 10,000 businesses world wide to protect users from spam and malware.

Outbreak Protection

Phshing protection with Cyren

Cyren protects your email from internet threats by analyzing over 16 billion transactions per day, and protecting over 550 million users in 190 countries.

Top Rated Antivirus

Email gateway with Sophos antivirus

Sophos takes security far beyond traditional antivirus to deliver advanced, real-time protection from the latest ransomware, malicious software, and hacking attempts.

Real Time Datasets

Email gateway with Sophos antivirus

We subscribe to multiple clearing house for data and information about phishing on the Internet to protect your users in real time.

Google Protection

Email gateway with Sophos antivirus

Google protects over three billion devices every day by showing warnings to users when they attempt to navigate to dangerous sites or download dangerous files.

Easily Identifiable Domains

Stop Your Users Being Phished

Stop Your Users Being Phished

Educate your users to only click on links that include your custom domain name, an example could be https://URLF.yourdomain.com. Using a custom branded redirection name helps to educate end users to easily identify phishing attempts or suspicious message quickly.

Your domain is SSL protected and provisioned instantly without any additional requirements from your team.

Let's Encrypt Phishing Protection

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Phishing Protection for Email Servers

All accounts include multiple real time phish protection feeds, spam filtering, email gateway services and anti virus protection.

Small Business


  • Up to 150 Employees
  • Advanced Threat Defense
  • Single Admin User
  • Email Notifications
  • 24x7 Support
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30 Day Free Trial


  • Up to 750 Employees
  • Advanced Threat Defense
  • Multiple Admin Users
  • Local User Accounts
  • Email Notifications
  • 24x7 Premium Support
Get started
30 Day Free Trial


  • Over 750 Employees
  • Advanced Threat Defense
  • Multiple Admin Users
  • Local User Accounts
  • Webhook Notifications
  • 24x7 Premium SLA Support
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Frequently Asked Questions

Got a question? We've got answers. If you have some other questions, see our support center.

Who is PhishProtection.com?

The phishing protection service is powered by DuoCircle.com, who protects nearly a million mailboxes from spam and viruses. Advanced Threat Defense is a companion product to their spam filtering gateway.

Can you protect Microsoft Office 365?

Microsoft Office 365 is an incredible collaboration and email service, however stopping Office 365 phishing threats may require a third-party solution. Our layered approach is an excellent alternative to Microsoft's Advanced Threat Protection service at a fraction of the price.

What are the activation steps?

Once your account has been provisioned you'll need to update your MX records and create a CNAME in your DNS control panel. Updating your settings typically takes less than 10 minutes.

Do you protect against Business Compromise emails?

To stop whale phishing or business compromise emails we protect against domains that are similar to yours commonly known as friendly name spoofing or display name spoofing. We also offer defense against newly registered or unknown domain names.

How much does it cost?

Unlike our competitors who charge per user or on the volume of email scanned, we have a flat fee based on the features you want included with our Advanced Threat Defense service. Existing DuoCircle customers can upgrate their email gateway accounts to include the Corporate features for $120 per year until the end of 2018.

How long are your contracts?

Cancel at any time, we only want happy clients. For your convenience we offer both monthly and annual plans and our annual plans receive a 20% discount. You can upgrade, downgrade, or cancel your account at any time with no further obligation.

How do I get started?

After signing up you'll need to create two DNS records for the system. An MX record and a CNAME, it should just take a few minutes, and your email will be protected.

Can I get a refund?

We offer pro-rated refunds on annual subscriptions. Monthly subscriptions that are canceled will not renew the following month.