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Paul O'Brien Paul O'Brien PHP2Shell: What Website Owners Need to Do Now Two critical flaws in PHP, the language behind WordPress and most of the web, were fixed on 21 October. Here’s what they are, how to check your site, and what to ask your host. Infrastructure5 min read PHP2Shell: check your PHP, with the PHP logo Paul O'Brien Paul O'Brien HEY vs Fastmail: Which Email Provider Is Right for You? HEY wants to reinvent how you handle email, while Fastmail wants to fit however you already work. After six months inside HEY and years of writing about Fastmail, here's an honest, fact-checked comparison of pricing, features, privacy and the trade-offs that matter day to day. Fastmail11 min read HEY vs Fastmail, with the HEY and Fastmail logos Paul O'Brien Paul O'Brien Proton Mail vs Fastmail 2026: Privacy or Productivity? Proton is built so your mail is unreadable to the host, and Fastmail so email is fast and dependable. Here is how they compare on encryption, custom domains, price, support and jurisdiction, and who should pick which. Email Privacy10 min read Proton Mail vs Fastmail, with the Proton Mail and Fastmail logos Paul O'Brien Paul O'Brien Why Masked Email Beats Disposable Email for Most People Masked email does the same job as a disposable address but forwards to your real inbox, so you keep password resets and can switch it off. This guide compares the two, explains why sites block disposable addresses and weighs the main services. Email Privacy11 min read Masked email vs disposable Paul O'Brien Paul O'Brien QuickInbox.app Privacy Review: Claims vs the Code QuickInbox.app promises anonymous, tracking-free disposable email. When I checked in October 2026, it loaded PostHog session replay, published no privacy policy or contact details, and tied paid plans to a bank card. Email Privacy7 min read QuickInbox privacy review Paul O'Brien Paul O'Brien Amazon SES Review: Pricing, Setup and Limits (2026) Amazon SES strips away SaaS markups to offer low-cost email infrastructure. This review covers the sandbox, DKIM and MAIL FROM setup, pricing and the bounce handling you have to build yourself. Amazon SES8 min read Amazon SES review, with the AWS logo Paul O'Brien Paul O'Brien Nostr Mail (Nmail) Review: Decentralised Email Tested Nostr Mail (Nmail) is an open-source webmail client that carries email over the Nostr protocol, so your identity is a key pair rather than an account. It’s fast and genuinely encrypted between Nostr users, but it leaks some metadata and the bridge to ordinary email weakens the story. Nostr7 min read Nostr Mail review Paul O'Brien Paul O'Brien Is Proton Mail Anonymous? What It Does and Doesn’t Hide Proton Mail is excellent at keeping message contents private, but it doesn’t make you anonymous. This guide covers what it protects, what it can’t hide, what Swiss law means in practice and the safer setup for high-risk use. Email Providers8 min read Is Proton Mail anonymous?, with the Proton Mail logo Paul O'Brien Paul O'Brien Agentic Inbox Review: AI Webmail on Cloudflare Workers Agentic Inbox is Cloudflare’s open-source, self-hosted webmail with a built-in AI agent. It’s clean, fast and easy to deploy, but it has gaps and a shared-access security model you should understand first. Agentic Inbox6 min read Agentic Inbox review, with the Cloudflare logo Paul O'Brien Paul O'Brien saasmail Review: Self-Hosted Customer Inbox on Cloudflare saasmail is an open-source, self-hosted customer inbox that runs on Cloudflare Workers for about $5 a month, with one timeline per customer. This review covers the setup gotchas, passkey login, costs and who it suits. saasmail6 min read saasmail review, with the Cloudflare logo Paul O'Brien Paul O'Brien Swiss vs German Email Privacy: Which Jurisdiction Is Safer? Neither Switzerland nor Germany is a clear winner for email privacy. Germany has the stricter rulebook against profiling, Switzerland sits outside the EU and Fourteen Eyes, and both can order IP logging for a specific account while debating new retention powers. Email Privacy6 min read Swiss vs German email privacy Paul O'Brien Paul O'Brien Mailflare Review (2026): Self-Hosted Email on Cloudflare Mailflare runs a custom-domain inbox inside your own Cloudflare account. Here is how it works, what sending really costs, and who should use it. Mailflare8 min read Mailflare review, with the Cloudflare logo