Video: https://www.youtube.com/@ulycomm Email remains the primary driver for business communication, customer engagement, and transaction security. However, as cyber threats grow increasingly sophisticated, spoofing and phishing attacks continue to target company domain names to deceive clients and steal critical data. To safeguard your brand and ensure high email deliverability, DMARC (Domain-based Message Authentication, Reporting, and Conformance) has become an industry essential. What is a DMARC Record? A DMARC record is a standard DNS text entry that tells receiving mail servers (like Google Workspace, Microsoft 365, or Yahoo Mail) how to evaluate emails sent from your domain. It builds upon two existing security frameworks: SPF (Sender Policy Framework): Specifies which server IP addresses are authorized to send email on behalf of your domain. DKIM (DomainKeys Identified Mail): Adds a cryptographic signature to verify that the message content was not altered in ...
Assuming you've completed this guide: https://uistv-tech.blogspot.com/2025/08/guide-nginx-as-frontend-apache2-as.html This way: Clients connect securely to Nginx (443, HTTPS) Nginx proxies requests to Apache (8080, HTTP) 🔐 SSL Setup with Nginx + Apache Backend on Debian LXDE 1. Install Certbot (Let’s Encrypt Client) On Debian: sudo apt install certbot python3-certbot-nginx -y 2. Ensure Your Domain Points to Your Server Let’s Encrypt requires a valid domain. Update your DNS A record so your domain (e.g., example.com ) points to your server’s public IP. Test with: ping example.com It should resolve to your server IP. 3. Update Nginx Config for Your Domain Edit your proxy config: sudo nano /etc/nginx/sites-available/apache-proxy Change it to: server { listen 80 ; server_name example.com www.example.com; location / { proxy_pass http://127.0.0.1:8080; proxy_set_header Host $host ; proxy_set_header X-R...
Comments
Post a Comment