Knowledge Base &
Engineering Guides
Deep dives into browser cryptography, peer-to-peer data channels, network architecture, and security protocols written by the Share2Me core team.
How to Transfer Files Peer-to-Peer in the Browser
File transfers traditionally require intermediate servers. You upload the file, the server saves it, and the receiver downloads it. This approach has ...
End-to-End Encryption in Web Apps via Web Crypto API
Building a genuinely secure web application requires end-to-end encryption (E2EE), ensuring that data is encrypted before it leaves the sender's devic...
WebRTC vs Cloud Storage: A Technical Comparison for File Transfers
When you need to send a large file to a colleague, your instinct might be to reach for Google Drive, Dropbox, or WeTransfer. These cloud services work...
Best File Sharing Websites in 2026: An In-Depth Comparison
Need to send files online? Choosing the right file sharing website can be challenging. From traditional cloud storage giants like Dropbox and Google D...
Best AirDrop Alternatives for Cross-Platform File Sharing in 2026
Apple's AirDrop is widely praised for its seamless, one-tap wireless file sharing between iPhones, iPads, and Macs. But AirDrop is deliberately locked...
Under the Hood: How WebRTC Coordinates Direct P2P Connections
WebRTC (Web Real-Time Communication) has revolutionised the web by enabling direct peer-to-peer connections between browsers without plugin installati...
How Secure File Transfer Works: Ephemeral Keys and AES-GCM-256
In an era of frequent cloud data breaches, uploading sensitive files to cloud drives represents a measurable security risk. Secure file transfer requi...
Top File Transfer Apps in 2026: Speed, Privacy, and Platform Tested
Choosing the right file transfer app depends on your specific scenario: are both devices on the same local network, or on different networks across th...
How to Send Large Files Online: A Complete Technical Guide
Sending large files online is one of the most common frustrations in modern computing. Email caps out at 25 MB. Cloud storage free tiers fill up quick...
How to Share Files Between Windows, Mac, Android, and iOS Devices
Sharing files between devices that run different operating systems is surprisingly difficult. Apple locks AirDrop to iOS and macOS. Google's Quick Sha...
The Complete Browser File Transfer Guide: How WebRTC Replaces Cloud Uploads
Modern browsers have evolved far beyond document viewers. With APIs like WebRTC, Web Crypto, File System Access, and SharedArrayBuffer, the browser is...
How to Collect Resumes, Documents, and Client Files Online Securely
Whether you are a recruiter collecting job applications, an accountant gathering tax receipts, a lawyer receiving case files, or a photographer receiv...
How to Receive Files Online Without Email: Zero-Registration Portals Explained
Every professional who regularly receives files from clients, candidates, or collaborators faces the same friction: clients must have an email account...
How to Collect Documents from Clients Securely: Compliance and Encryption Guide
Client document collection is a universal challenge across professional services — lawyers gathering case evidence, accountants collecting tax receipt...
Building and Using a Professional File Upload Portal
A file upload portal is a dedicated web interface that allows external users — clients, candidates, partners, or the public — to submit files directly...