- GDPR-compliant
Hosted in Europe
Malware protection for your files. No scanning infrastructure needed.
Integrate malware scanning into your applications and file workflows. Blazelock delivers the scan results and runs the scanners for you.
No scanning infrastructure needed
No scanner clusters, signature updates, or ongoing maintenance to manage. Blazelock runs your malware scanning for you.
Scan engines from leading providers
Blazelock brings together leading scan engines and continually reviews their malware detection and false positives.
Integrated into your workflows
Add malware scanning to your file processes. Your workflow uses the results to decide which files to release or block.
Teams trust Blazelock to keep file uploads free of malware.
Antivirus for Object StorageComing soon
Add malware protection to your object storage
Connect Blazelock’s malware scanning to your S3-compatible object storage. Use scan results to control how your files are processed and released.
Flexible connections
Connect your object storage. Custom integrations with additional providers are also possible.
Easy setup
Set up malware scanning with ease and integrate it into your storage workflows.
Choose how to respond
Decide what should happen to an affected file when malware is detected.
Amazon S3
Cloudflare R2
Microsoft Azure Blob Storage
IONOS CLOUD Object Storage
Hetzner Object Storage
OVHcloud Object Storage
DigitalOcean Spaces
Scaleway Object Storage
Malware Scanning API
Integrate malware scanning into your application
Submit files to Blazelock via the API and receive structured scan results. Your application decides how the files are then processed or released.
Explore the Malware Scanning APIHigh API availability
For dependable file scanning in your production applications and automated workflows.
Scan synchronously or asynchronously
Receive results directly in the response or process them later.
Evaluate results automatically
Use structured findings to control how your files are processed and released.
Submit a file
cURLcurl https://api.blazelock.com/v1/file-scans/sync \
-H "Authorization: Bearer $BLAZELOCK_API_KEY" \
-F "file=@document.pdf" \
-F 'attributes={"file_name":"document.pdf"};type=application/json'Receive the scan result
JSON{
"status": "completed",
"result": {
"safe": true,
"detailed": "clean",
"findings": []
}
}Malware protection you can rely on
1M+
file analyses per month
99.99%
platform availability
24/7
infrastructure monitoring
0
files stored permanently
Enterprise-level security
Security is not an extra. We run the scanning infrastructure ourselves and stay transparent about data handling and operations.
- Read about security
Made in Germany
Headquarters in Herford. Our platform is developed in Germany and designed to be GDPR-compliant from the start.
- Check system status (Opens in a new tab)
Hosted in Europe
Scanning runs on our own infrastructure in Europe, with servers in Germany.
- Read our compliance
Leading scan engines
We run scan engines from market-leading providers and keep evaluating them for detection quality and false positives.
See for yourself
Try Blazelock yourself, or get to know our platform and products in the product tour.
Online virus scanner
A free virus scanner for files. Right in the browser, with no sign-up.
Watch the product tour
Explore Blazelock’s platform and products.
Trust from the field
Direct feedback from teams that protect their file uploads from malware with Blazelock.
We hadn’t found anything before that met our quality standards while still being this easy to integrate. With Blazelock, malware scanning runs automatically without us having to operate our own scanning infrastructure.

Tim Dreier
Founder & CEO, hostware GmbH
Malware protection for your file workflows
Integrate malware scanning wherever your applications receive, process, or share files. Blazelock operates the scanning infrastructure for you.
User uploads
Scan user uploads for malware before your application stores or processes them.
Ticket attachments
Integrate file scanning into your support system before staff open or process attachments.
Customer & partner portals
Scan documents submitted through your portals for malware before they enter your workflows.
File sharing
Scan files for malware before sharing them or making them available to other users.
Still have questions?
Protect every upload before it becomes a problem.
We run the scanner infrastructure. Blazelock is straightforward and fast to connect.





