Tag feed

Top 10 DNS Security Tools for Proactive Threat Hunting (2026)

2d ago · 9 min read · Most DNS security advice is reactive. Something breaks, you investigate. But the teams that catch problems early aren't waiting for alerts from their SIEM — they're actively mapping their own attack s

Developer's Guide to MTA-STS and TLS Reporting (2026)

2d ago · 10 min read · Most developers have heard of SPF, DKIM, and DMARC. Far fewer have heard of MTA-STS, and almost nobody has set up TLS Reporting. Which is a shame, because MTA-STS closes a real gap that the other thre

SPF, DKIM, DMARC: The Developer's Fixing Guide (2026)

2d ago · 6 min read · You deployed your app. Transactional emails are set up. Users sign up and trigger a welcome email, but it lands in spam or, worse, never arrives. This isn't a code issue. It's a DNS configuration prob

Subdomain Takeover Explained (and How to Fix It)

2d ago · 4 min read · You shut down a product. You deleted the Heroku app, tore down the S3 bucket, and removed the Netlify site. But you probably forgot the DNS record pointing to it. That subdomain is now up for grabs. T

Certificate Transparency Logs: How Attackers Map Your Infrastructure Before You Know They're Looking

2d ago · 7 min read · You deleted the staging server. You closed the Jira ticket. You told your team the migration is done. But somewhere out there, a publicly searchable database has been quietly logging every TLS certifi

DNS hijacking: when someone else answers in your domain's name

2d ago · 6 min read · Your users type your domain into their browser. They get a login page that looks exactly like yours. They enter their credentials. You never see any of it. That's DNS hijacking. No one broke into your

DNSSEC: The Developer's Setup Guide (2026)

2d ago · 7 min read · DNSSEC has a reputation for being complicated. That reputation is mostly deserved, but the actual setup on modern DNS providers takes about ten minutes. The hard part is understanding what it does and

The Blacklist Nightmare: How to Get Off Spam Lists Fast

2d ago · 11 min read · Revenue dropped overnight. Your transactional emails — password resets, invoices, order confirmations — aren't reaching customers. Support tickets start piling up. Someone on your team runs a quick ch

NIS2 Compliance for Small Businesses: The Ultimate 2026 Checklist

2d ago · 17 min read · NIS2 enforcement started in October 2024. There is no grace period. There is no "we're working on it" exemption for small businesses. If your organization falls under the directive, the obligations ar

SOC2 CC6.6 Made Easy: Automating Logical Access Evidence

2d ago · 13 min read · Your SOC2 audit window opens in three months. Your DMARC policy is p=none. Your auditor is going to flag it. Not because p=none is wrong as a starting point — it's the standard way to begin DMARC roll