C2 Transfer

C2 Transfer

Take no risks with file transfers. Start sharing and receiving files the secure and reliable way.

Security at the core

End-to-end encryption and user identity authentication let you transfer files securely. Optional protections help you prevent unauthorized tampering with content.

User identity authentication

Upload files to C2 Transfer, enter your recipient's email address or phone number, and share a transfer link.

synology image

Content protection

Protect uploaded content with links that expire, download limits, and watermarks.

synology image

Keep files moving in the right direction

Share with anyone

C2 Transfer works for anyone who shares a great number of files. Up to 100 transfers can be active at the same time and each transfer can contain 20 GB worth of files.

Straightforward file collection

Request and receive files from anyone by sending them a simple and secure link. All files are encrypted and recipients are asked to verify their identity before uploading files.

Speedy user management

Businesses can quickly manage C2 Transfer licenses through a simple interface, simplifying user access.

Keep files moving in the right direction

Safe transfers made simple

Secure file sharing doesn't need to be complicated. Simple steps ensure each file you send with C2 Transfer is delivered to the right person.

Step 1

Upload files to C2 Transfer, enter the email addresses or phone numbers of your recipients, and share transfer links.

Step 2

Only recipients with access to an authorized email address or phone number can receive a unique one-time password (OTP) after opening the link.

Step 3

Recipients enter the OTP and download the files. Download limits and watermarks are applied if set in Step 1.

Step 1
Step 2
Step 3

Take no risks with file transfers

  • checkRegister by the end of 2021 for a 90-day free trial.
  • checkNo credit card required.

Secure your file transfers today

Monthly and yearly subscriptions are available with data residency in the EU, US, or Taiwan.

ProfessionalBusiness
Data center

ProfessionalBusiness
Data center

Number of users15+ users
Send and request files
Max. file size per transfer20 GB20 GB
Max. recipients per transfer2020
Max. concurrent tasks

infoFile transfers and file requests

100100
Add watermarks

infoOn supported image formats

Link expirationUp to 90 daysUp to 90 days
Set one-time download

infoFiles you send can be set to only allow one download

Security
End-to-end encryption
Identity authentication
Administration
User management

Frequently asked questions

Can transfer recipients download files without a Synology Account?

How are my transfers secured?

Can I try the service before purchasing a plan?

Take no risks with file transfers

  • checkRegister by the end of 2021 for a 90-day free trial.
  • checkNo credit card required.