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markentier.tech
| | fabianlee.org
2.5 parsecs away

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| | The openssl utility can be used to show the details of a certificate, including its 'Not After' expiration date in string format. This can be transformed into "how many days till expiration" with a bit of Bash date math. Create test certificate and key Using a line provided by Diego Woitasen for non-interactive self-signed certification ... Bash: calculating number of days till certificate expiration using openssl
| | previnder.com
1.9 parsecs away

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| | www.dgendill.com
1.7 parsecs away

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| | [AI summary] A developer shares a detailed tutorial on how to generate self-signed SSL certificates with specific Subject Alternative Names to enable secure service worker testing on mobile devices over a local network.
| | wejn.org
20.9 parsecs away

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| A tale how running your own x509 root CA - for internal services - changed in the last 20 years.