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Poradniki o kondycji stron, SEO, szybkości, SSL i dostarczalności e-maili.
30 wrz 2026 · Czas czytania: 8 minCross-Site Scripting (XSS) Explained for Website Owners
Cross-site scripting lets attackers run their own JavaScript on your pages. Learn the main XSS types, what they can do and how to protect…
30 wrz 2026 · Czas czytania: 8 minWWW or Non-WWW, Slash or No Slash: Pick One URL Version
WWW or not, trailing slash or not: search engines treat each variant as a separate URL. Learn how to pick one version, redirect the…
30 wrz 2026 · Czas czytania: 7 minPerformance Budgets: How to Keep a Fast Website Fast
A performance budget sets limits for page weight, scripts and load times so a fast website stays fast. Learn how to set one, track…
30 wrz 2026 · Czas czytania: 8 minFrom Name and Address: Email Sender Details That Build Trust
The From name, From address and Reply-To decide whether people trust and open your email. Learn how to choose them, avoid no-reply and keep…
30 wrz 2026 · Czas czytania: 8 minSQL Injection Explained: How Sites Get Breached and Protected
SQL injection lets attackers read or change your website's database through a form or URL. Learn how it works, where the risk comes from…
30 wrz 2026 · Czas czytania: 7 minCustom 404 Pages: What a Good Error Page Should Do
A good 404 page returns the right status code, helps lost visitors find what they wanted and keeps search engines clear. What to include,…
30 wrz 2026 · Czas czytania: 8 minEmbedding Google Maps Without Slowing Down Your Pages
A Google Maps embed can add heavy scripts to every page it appears on. Learn how to lazy-load maps, use a static preview and…
30 wrz 2026 · Czas czytania: 8 minWhy Your Emails Land in the Gmail Promotions Tab
The Gmail Promotions tab is not spam, but it changes how people see your mail. Learn why messages are sorted there and what you…
30 wrz 2026 · Czas czytania: 8 minTwo-Factor Authentication for Website Owners: What to Protect
Two-factor authentication stops most stolen-password takeovers. See which website accounts to protect first, which 2FA methods to use and how to avoid lockouts.
30 wrz 2026 · Czas czytania: 8 minOrphan Pages: How to Find Pages With No Internal Links
Orphan pages have no internal links pointing to them, so visitors and search engines rarely find them. Learn how to spot orphan pages and…
30 wrz 2026 · Czas czytania: 9 minDoes Server Location Affect Website Speed? What to Know
Server location adds network delay to every request. Learn when distance really slows a website, how to measure it and when a CDN or…
29 wrz 2026 · Czas czytania: 8 minBackscatter: Why You Get Bounces for Emails You Never Sent
Getting bounce messages for emails you never sent? That is backscatter from spoofed spam. Learn how to tell if you were hacked and how…