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BNবাংলাBlog
Guides on website health, SEO, speed, SSL and e-mail deliverability.
Sep 30, 2026 · 8 min readCross-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…
Sep 30, 2026 · 8 min readWWW 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…
Sep 30, 2026 · 7 min readPerformance 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…
Sep 30, 2026 · 8 min readFrom 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…
Sep 30, 2026 · 8 min readSQL 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…
Sep 30, 2026 · 7 min readCustom 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,…
Sep 30, 2026 · 8 min readEmbedding 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…
Sep 30, 2026 · 8 min readWhy 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…
Sep 30, 2026 · 8 min readTwo-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.
Sep 30, 2026 · 8 min readOrphan 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…
Sep 30, 2026 · 9 min readDoes 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…
Sep 29, 2026 · 8 min readBackscatter: 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…