Insights on email privacy & productivity.
Tips, guides, and deep dives from the Cleanbox team.
What Your Email Metadata Reveals About You (Even When the Content Is Encrypted)
You encrypted the body. But the headers still show who you emailed, when, from where, which device, which client, and how often. Email metadata is a surveillance goldmine - here is what it contains and how to limit your exposure.
Email Forwarding Services Compared - Cleanbox vs ImprovMX vs ForwardEmail vs Cloudflare vs SimpleLogin
Five email forwarding services compared side by side - features, spam filtering, pricing, and which one fits your situation. Honest breakdown with no fluff.
The Best Free Email Tools for Privacy in 2026
Nine free tools that protect your email privacy right now - aliases, breach monitoring, tracker blocking, password managers, and more. No subscriptions needed.
Building an Email Security Stack for Small Businesses in 2026
A practical, budget-conscious guide to layered email security - DNS, filtering, training, and monitoring for teams of 1 to 50.
Email Threat Landscape: 10 Types of Attacks Targeting Your Inbox
From phishing to BEC to zero-font tricks - the 10 most common email-based attacks in 2026, how they work, and how each one is stopped.
Why We Built the Team Feature: Email Is Not a Solo Sport
Most email tools treat email as a personal thing. But businesses share inboxes, support addresses, and domain aliases. Here is why we built team collaboration into Cleanbox from the ground up.
The Importance of TLS Encryption in Email: What You Need to Know
Most email travels unencrypted between servers. TLS changes that - but only if both sides support it. Here is how it works and why it matters.
Best Spam Filters for Gmail and Outlook in 2026
Gmail and Outlook have built-in spam filters, but are they enough? A comparison of native filters, add-ons, and pre-delivery protection.
What Is Email Relay and How Does It Protect Your Business?
Email relay sits between the internet and your mail server, filtering threats before delivery. How it works, when you need it, and how it differs from aliases.
Gmail vs Outlook vs Yahoo: Which Free Email Is Most Private?
Gmail, Outlook, and Yahoo all scan your email. Compare what each collects, how they use it, and which free provider gives you the most privacy control.
Understanding Email Headers: A Complete Guide
How to read email headers, what each field means, and how to use them to diagnose delivery problems and spot phishing.
Why Strict DMARC Rejection Is Not Always the Right Choice
DMARC p=reject sounds like the gold standard. But blindly rejecting DMARC failures breaks email forwarding for thousands of users. Here is the nuance.
