troubleshoot

Fix Jenkins Access Problem

2020-07-06 · 1 min read · jenkins jenkinsci ci access troubleshoot ·

Manage Jenkins > Configure Global Security In "Authorization", change to "Logged-in users can do anything" but uncheck "Allow anonymous read access"

Check Certificates Info

2020-06-07 · 1 min read · sslcert tlscert csr troubleshoot ·

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Check a Certificate Signing Request (CSR) 1openssl req -text -noout -verify -in CSR.csr Check a private key 1openssl rsa -in privateKey.key -check Check a certificate 1openssl x509 -in certificate.crt -text -noout Check a PKCS#12 file (.pfx or .p12) 1openssl pkcs12 -info -in keyStore.p12 See …

Weak Deffie-Hellman and a B rating in SSL Labs Test

2020-06-07 · 1 min read · sslcert tlscert csr deffie-hellman ssllabs troubleshoot ·

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You can fix it by creating .a 'dhparam' file as follows in nginx: 1cd /etc/ssl/certs 2openssl dhparam -dsaparam -out ./dhparam.pem 4096 NOTE: "-dsaparam" is significant. Otherwise, it would take creation of dhparam.pem almost 24hours or more. See …