Upload Large Files to and From Amazon S3
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Helping You Get the Most out of Amazon S3
The Challenge
Sharing large files stored in Amazon S3 with outside collaborators – or collecting files from them – often requires IT resources and complex access management.
- Sharing stonewalls: Sending data from S3 to collaborators often means using presigned URLs that expire and offer a poor user experience.
- Access risks: Granting outside collaborators access means navigating IAM permissions and access policies, and is a security risk.
- File size limits: The AWS Management Console limits uploads to 160GB, which can quickly put the brakes on high-volume transfer projects.
The MASV Solution
MASV’s Amazon S3 Integration is the best way to transfer files to and from S3.
- MASV makes it easy to send and receive large files directly in your S3 bucket with no coding, account sharing, or security compromises.
- Just connect your bucket and start transferring.
- Upload up to 5 TB per file in one shot.
Key Features of the MASV-Amazon S3 Integration
Collaborate With Anyone
Share from an S3 bucket without presigned URLs or an SDK, and receive files via a secure upload Portal.
Move Large Files
Exceed S3’s console upload limit and transfer up to 5 TB per file; if a transfer is interrupted, MASV automatically resumes.
Secure Uploads
Use MASV as an encrypted file upload layer and avoid providing direct access to your S3 bucket.
Shared Infrastructure
MASV is built on AWS infrastructure for peak cloud performance and relentless transfer reliability.
Easy to Use
Receive and upload large files to S3 using drag-and-drop tools in a browser.
A Portal Per Bucket
Make as many Portals as you need, and automate file movement to a specific bucket destination.
Set Up Your MASV-S3 Integration
- Step 1: Add an S3 cloud integration to your MASV account.
- Step 2: Fill out the required information and hit Connect.
- Step 3: Enable Send from Cloud to send files from your S3 bucket.
- Step 4: Create a MASV Portal with S3 as the destination to receive large files into S3 storage
Why Customers Love MASV
Use Cases
Media archiving
Send assets into S3 cold storage classes like S3 Glacier or Glacier Deep Archive for long-term archiving without file size limits or unreliable transfers.
Remote teams
Collect camera footage and production assets from field teams and remote collaborators into your S3 bucket without granting bucket-level access.
Creative agencies
Deliver creative assets to clients or receive incoming briefs and raw materials directly through a secure, branded upload portal.
Broadcast and news gathering
Ingest time-sensitive footage from journalists in the field directly into S3 storage so editing teams can access and begin work immediately.
VFX & animation pipelines
Exchange large project files with external studios and contractors through S3 without complex access configurations or failed transfers.
Related integrations
Backblaze
Microsoft
Wasabi
Frequently Asked Questions
You can upload up to 160 GB through the Amazon S3 console. MASV can upload files up to 5 TB in size to Amazon S3 from a browser window.
MASV can upload anywhere between 5 GB and 5 TB of data to S3 at once over a browser.
The Amazon S3 console upload limit is 160 GB. An easy way to exceed this limit is to use MASV to upload large files to S3. MASV uploads directly into your S3 bucket, with support for individual files up to 5 TB in size. Alternatively, you can use the AWS CLI, AWS SDK, or Amazon S3 REST API.
MASV can upload more than 100 megabytes to Amazon S3 without multiupload.
MASV uploads directly into your S3 bucket, with support for file packages of unlimited size.
S3 is an ideal solution for unstructured big data. It offers near-unlimited scalability with peak cloud performance. MASV is a great tool to transfer big data to and from an S3 bucket.





