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Practical Security Guides For Your Team

Clear, non-alarmist guidance for real web vulnerabilities so your team can prioritize fixes confidently.

6 articles on this page 178 security topics

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Cross-Site Data Access Blocked — But Your Server Is Misconfigured

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Your server is sending two contradictory security instructions at the same time — one that says 'anyone on the internet can read our responses' and another that says 'include the user's private login credentials.' Browsers are smart enough to refuse this combination, so no one is being harmed right now. But this configuration signals a deeper misunderstanding of how cross-site access controls work, and a developer trying to 'fix' it the wrong way could accidentally create a real vulnerability.

Not Directly Exploitable Effort: small
cors misconfiguration headers credentials +2
4 min read Feb 18, 2026

Your Server Shares Data With Any Website on the Internet

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Your application is configured to allow any website in the world to read responses from your server. Think of it like leaving your office filing cabinet unlocked — anyone who walks past can look inside. For pages that are genuinely public (like a marketing site), this is fine. For pages that return user data, account info, or internal details, it's a gap worth closing.

Exploitable Effort: small
cors http-headers misconfiguration api +2
4 min read Feb 18, 2026

Webpages Can Be Embedded by Other Sites (Clickjacking Risk)

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Your website is missing a security setting that tells browsers whether your pages are allowed to be embedded inside other websites. Without it, a malicious site could invisibly overlay your pages to trick your visitors into clicking buttons or links they didn't intend to — a technique called clickjacking. This is a missing protection layer, not an active attack in progress.

Not Directly Exploitable Effort: trivial
clickjacking http-headers x-frame-options csp +3
4 min read Feb 18, 2026

Missing Browser Security Policy Leaves Site Without a Content Filter

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Your website is missing a security instruction called a Content Security Policy (CSP). Think of it like a guest list for your website — it tells visitors' browsers which scripts and resources are allowed to run, and blocks everything else. Without it, your site is missing one layer of protection that could help limit the damage if another vulnerability were ever found.

Not Directly Exploitable Effort: medium
csp security-headers xss defence-in-depth +2
4 min read Feb 18, 2026

Missing Email Protection Lets Anyone Impersonate Your Domain

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Your domain account.roamler.com is missing a security record that tells email providers how to handle messages that pretend to be from you. Without it, someone could send emails that appear to come from your domain — like a fake invoice or login request — and many recipients' inboxes would accept them as legitimate. This is a configuration gap, not an active attack, but it's worth closing.

Exploitable Effort: small
dmarc email-security spoofing dns +3
4 min read Feb 18, 2026

Your Domain Has No Email Sender Verification — Anyone Can Impersonate You

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Your domain is missing a basic email safety record called SPF. Without it, there is no mechanism in place to tell other email services which servers are allowed to send email on your behalf. Think of it like a building without a guest list — anyone can show up claiming to be from your company.

Exploitable Effort: trivial
spf email dns spoofing +3
5 min read Feb 18, 2026