Blog
Guides on secure sharing, encryption, and protecting sensitive data.
Practical guides on password security, zero-knowledge encryption, and safe secret sharing for developers and teams. Learn why common methods like Slack DMs and email are insecure, how to share API keys and credentials safely, and how the encryption behind 1time.io actually works.
Firefox Send Alternative — Encrypted One-Time File Sharing
Firefox Send was shut down in 2020. 1time.io picks up where it left off: encrypted one-time file sharing with browser-side encryption, optional passphrase, and self-hosting.
SecurityQuantum-Safe Password Sharing: Why 1time.io Uses No RSA or ECC
Most secret sharing tools rely on RSA or ECC, which quantum computers will break. 1time.io uses pure symmetric encryption for quantum-safe one-time links — and that is not an accident.
DevOpsStop Sending Passwords Over Slack: Here's What I Built Instead
I searched our Slack history for "password" and found credentials from six months ago in plaintext. So I built an open-source zero-knowledge secret sharing tool.
DevOpsHow to Share Secrets from the Terminal with End-to-End Encryption
Use the 1time CLI to share passwords, API keys, and tokens from your terminal as encrypted one-time links. Pipe in a secret, get a self-destructing link.
How It WorksWhat Is HKDF and Why We Use It for End-to-End Encryption
We upgraded from SHA-256 hashing to HKDF key derivation. Here is what that means, why it matters, and how it keeps your secrets safer.
SecurityHow to Create a Strong Password for Your Crypto Wallet
Your crypto wallet password is the last line of defense. A weak one can be cracked in hours with no way to recover funds. Learn how to create one that cannot be broken.
Comparison1time.io vs Bitwarden Send — A Practical Comparison
Bitwarden Send requires an account and multiple steps. Here is how a dedicated one-time link tool compares for quick secret sharing.
DevOpsDatabase Password Security Best Practices
How to generate, store, rotate, and share database credentials for PostgreSQL, MySQL, MongoDB, and Redis without putting your data at risk.
GuideHow to Set Up a Secure Home WiFi Network
Your WiFi password protects every device on your network. Step-by-step guide to strong passwords, WPA3, guest networks, and router hardening.
SecurityHow to Create a Strong Email Password
Your email is the skeleton key to your digital life. Anyone who gets in can reset every other password you have. Here is how to protect it.
GuideHow to Share Your WiFi Password Securely
Stop writing WiFi passwords on sticky notes. Learn the safest ways to share network credentials with guests, Airbnb visitors, and coworkers.
Comparison1time.io vs Password Pusher — Which Is More Secure?
Password Pusher encrypts on the server. 1time.io encrypts in the browser. Compare features, security models, and ease of use.
TeamsTeam Password Sharing Without a Password Manager
Not every team has a password manager. Here are practical, secure approaches to sharing credentials using encrypted one-time links and smart workflows.
GuideHow to Share API Keys Securely with Your Team
API keys in Slack channels are a security disaster waiting to happen. Learn the right way to share credentials with developers at any team size.
Comparison1time.io vs Privnote — Why Encryption Matters
Privnote deletes messages after reading but does not encrypt them end-to-end. The server sees everything. Here is why that matters.
SecurityIs Slack Safe for Sharing Passwords? (No, and Here Is Why)
Slack stores all messages indefinitely, admins can read DMs, and one compromised account exposes every password ever shared. Here is what to do instead.
GuideHow to Send Passwords Securely Over Email
Email stores messages forever in multiple locations. Learn why emailing passwords is dangerous and how to use encrypted one-time links instead.
Comparison1time.io vs OneTimeSecret — A Transparent Comparison
Both tools let you share secrets via one-time links. But there are real differences in encryption, privacy, and usability. Here's an honest side-by-side breakdown.
How It WorksSelf-Destructing Messages — How They Actually Work
What happens when a message self-destructs? We break down the encryption, deletion flow, and why most "disappearing message" apps aren't as private as they claim.
GuideHow to Share Passwords Securely with Your Team
Slack DMs, emails, sticky notes — most password sharing methods are dangerously insecure. Learn the safe alternatives and how one-time links eliminate the risk.