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256-Bit Strong Encryption & Trusted Site Seal

Commercial SSL Certificates for Every Business

Protect sensitive visitor data, eliminate "Not Secure" warnings, gain instant customer trust with dynamic Trust Seals, and boost Google SEO ranking.

99.9% Browser Recognition
Up to $1M USD Warranty
Instant 5-15 Min Issuance
Free Setup & Install Support

Choose the Right SSL Certificate for Your Website

Domain Validation (DV), Wildcard, Multi-Domain SAN & Corporate EV Protection

Most Popular
Wildcard (*.domain) PositiveSSL / Sectigo

PositiveSSL (DV)

১টি ডোমেন (Apex + WWW)
৳ 1,300.00 / 1st Year
Warranty: $10,000 USD
  • Issuance: ৫ - ১০ মিনিট
  • Validation: DV
  • ২৫৬-বিট ইন্ডাস্ট্রি স্ট্যান্ডার্ড শক্তিশালী এনক্রিপশন
  • ৯৯.৯% গ্লোবাল ব্রাউজার ও মোবাইল ডিভাইস ট্রাস্ট
  • PositiveSSL ট্রাস্টেড সাইট সিল (Trust Seal) অন্তর্ভুক্ত
  • $১০,০০০ মার্কিন ডলার ওয়ারেন্টি নিশ্চয়তা
  • আনলিমিটেড ফ্রি রি-ইস্যু ও রিপ্লেসমেন্ট সুবিধা
  • সহজ ও দ্রুত ডোমেন ইমেইল বা DNS ভেরিফিকেশন
Comparison Matrix

Free Let's Encrypt SSL vs. Commercial SSL

Why commercial certificates provide essential legal warranty, trust seals, and wildcard security

Feature Free Let's Encrypt PositiveSSL (DV) Wildcard / EV SSL
Encryption Strength 128 / 256-Bit 256-Bit Strong 256-Bit Military Grade
Warranty Protection None ($0) $10,000 USD $50,000 - $1,000,000 USD
Trust Site Seal No Seal PositiveSSL Seal Sectigo Dynamic Seal
Wildcard (*.domain) DNS Manual Only Single Apex + WWW Unlimited Subdomains
Browser & Mobile Trust ~৯২% - ৯৪% ৯৯.৯% Global ৯৯.৯% 100% Ubiquitous
Installation & Support Community 24/7 IT World Support VIP Priority Support

Frequently Asked Questions about SSL

SSL encrypts all transmitted data between visitors and your web server. It provides the green padlock and HTTPS, preventing browser warnings and giving you higher Google SEO rankings.

Wildcard SSL protects your main domain plus unlimited subdomains (*.domain.com) with a single certificate, saving management time and money.

Yes! If hosted with IT World BD, installation is 1-click automatic. If hosted elsewhere, our technical team will configure and install the SSL for free.