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@pierrejoubert73
pierrejoubert73 / markdown-details-collapsible.md
Last active January 5, 2026 19:18
How to add a collapsible section in markdown.

How to add a collapsible section in markdown

1. Example

Click me

Heading

  1. Foo
  2. Bar
    • Baz
  • Qux
@fntlnz
fntlnz / self-signed-certificate-with-custom-ca.md
Last active January 4, 2026 09:53
Self Signed Certificate with Custom Root CA

Create Root CA (Done once)

Last update: Nov 2025.

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl ecparam -genkey -name secp384r1 | openssl ec -aes256 -out rootCA.key