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Find dangerous security risks with automated penetration tests. Fast and reliable online pentesting tool.
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Find and Resolve Critical Security Vulnerabilities

Offensity is an automated vulnerability scanner helping IT professionals identify vulnerabilities by scanning your infrastructure from the Internet:
Find and fix vulnerable servers, weak credentials, programming and configuration errors.
Run comprehensive security scans – without blocking your human IT professionals.

Do not miss the vulnerabilities you can find with our free scans and malicious hackers may exploit any time!

Level-up Your Security with Offensity

Identify new threats
Identify new threats
Receive clear recommendations for action and minimize your risk effortlessly and cost-effectively.
Easy and Precise
Easy and Precise
Our hacker team observes new threats and reacts immediately: whether it is a newly developed vulnerability or a data leak with access data from your employees.
Improved Protection
Improved Protection
Eliminate exploitable, dangerous vulnerabilities and start a sustainable and permanent security measure with Offensity.

Start Scanning in Minutes

Step 1
Register Offensity for your domains (e.g., “company-demo.com”).
Step 2
Add a DNS entry to verify you are the owner of your domain.
Step 3
Receive free reports and fix dangerous vulnerabilities.
(Test full feature set of paid professional plan for 4 weeks.)

Our Pricing

Start for free
Get things started with free package. Get up to one report per week or upgrade to a paid package (starting at €389/month) if you need more granularity or additional features.
No commitment
Offensity Trial expires automatically after 4 weeks. Automatic downgrade to free package.

Sign up for Free Vulnerability Scanning*

Quick and easy setup: Free security reports for your company's infrastructure.
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* Offensity Security Monitoring Professional 1 month free of charge trial with automatic downgrade to Offensity Free

Test Offensity Professional one month for 0 €. The trial is limited to 1 month, commences with the provision of the service and will be automatically converted to Offensity Free after 30 days. The Trial includes up to 5 users, 5 domains and 100 subdomains.

Within the scope of this one month trial period, A1 Digital will provide the service for a total of 20 working days. It´s up to A1 Digital to define the exact time of performance. Only one free trial is available for each customer.

Offensity Free is subject to further restrictions in terms of users, domains and subdomains as well as in the range of functions compared to Offensity Professional, more detailed information can be found at /en/pricing/.
Offensity Free is provided for an indefinite period of time and can be terminated by either party at any time by giving one month written notice (email is sufficient).
You can upgrade to Offensity Professional any time;

It´s up to you as Customer to start the scans after completing your registration.

* Offensity Security Monitoring Professional 1 month free of charge trial with automatic downgrade to Offensity Free

Test Offensity Professional one month for 0 €. The trial is limited to 1 month, commences with the provision of the service and will be automatically converted to Offensity Free after 30 days. The Trial includes up to 5 users, 5 domains and 100 subdomains.

Within the scope of this one month trial period, A1 Digital will provide the service for a total of 20 working days. It´s up to A1 Digital to define the exact time of performance. Only one free trial is available for each customer.

Offensity Free is subject to further restrictions in terms of users, domains and subdomains as well as in the range of functions compared to Offensity Professional, more detailed information can be found at /en/pricing/.
Offensity Free is provided for an indefinite period of time and can be terminated by either party at any time by giving one month written notice (email is sufficient).
You can upgrade to Offensity Professional any time; please note that the contract for Offensity Professional will be concluded not with A1 Digital, but with the relevant Affiliate of Telekom Austria AG. Therefore, if you want to upgrade to Offensity Professional, A1 Digital will forward your contact details as provided by you to the relevant Telekom Austria AG Affiliate in order to enable the Affiliate to contact you for this purpose.

It´s up to you as Customer to start the scans after completing your registration.

* Offensity Security Monitoring Professional 1 month free of charge trial

Test Offensity Professional one month for 0 €. The trial is limited to 1 month, commences with the provision of the service and will end automatically after 30 days. The Trial includes up to 5 users, 5 domains and 100 subdomains.

Within the scope of this one month trial period, A1 Digital will provide the service for a total of 20 working days. It´s up to A1 Digital to define the exact time of performance. Only one free trial is available for each customer. After the trial, A1 Digital is entitled to contact the Customer regarding its experience with Offensity Professional.

In case you want to use Offensity Professional after the trial, you have to enter into a contract with the relevant Affiliate of Telekom Austria AG. In such a case A1 Digital will forward your contact details as provided by you to the relevant Telekom Austria AG Affiliate in order to enable the Affiliate to contact you for this purpose.

It´s up to you as Customer to start the scans after completing your registration.

Where are your vulnerabilities?

Start scanning your domain now
Free package available.
No credit card required.
Start scanning with our web-based platform in 5 minutes or less. Just add your domain and a DNS entry.