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Never forget an OpenSSL command again. This comprehensive cheat sheet covers certificate conversion (PFX, PEM, DER), CSR generation, and remote SSL / TLS verification for Windows and Linux admins.
Codebase
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Learn how to use the Twilio SendGrid Web API v3 to send email with PowerShell
Windows Server
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Windows Server IIS is known for reusing DH key values, but there is a way to disable ECDH public server param reuse in Windows Server IIS and here is how.
Codebase
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Use a specific TLS certifictate or thumbprint for outgoing HTTPS connections because of endpoint restrictions using PowerShell.
Windows Server
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The following PowerShell snippet can be used to quickly install an SSL (or TLS) certificate in Windows Server. It assumes you have a PFX file and its password. The default location is Cert:\LocalMachine\My, to use for IIS websites.
Windows Server
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Native support for HTTP/3 in Windows Server 2022, jeej! Host HTTP/3 web services in Windows
WordPress
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Move WordPress to HTTPS correctly. Learn the Site Health switch, database search and replace, IIS/Apache redirects, HSTS hardening, and OpenSSL verification.
Windows Server
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Set up HTTP Strict-Transport-Security (HSTS) response header in Windows Server IIS 10, here is some more technical information about HSTS in IIS, and other security headers…
Codebase
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Send mail over authenticated SMTP using TLS, in PHP, ASP and ASP.NET. Send email securely from your website. Ready to use examples!
WordPress
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Learn how to override wp-mail() and send secure email using authenticated SMTP and StartTLS from WordPress.
Useful
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Learn how to fix your PHP config instead of turning off CURLOPT_SSL_VERIFYPEER in php.ini and overcome certificate validation errors with cURL and PHP.