Using openssl to get the certificate from a server
I am trying to get the certificate of a remote server, which I can then use to add to my keystore and use within my Java application. A senior dev (who is on holidays :( ) informed me I can run this: openssl s_client -connect host.host:9999 to get a raw certificate dumped out, which I can then copy and export. I receive the following output: depth=1 /C=NZ/ST=Test State or Province/O=Organization N
openssl to negotiate SSL encryption for STARTTLS
I'm using openssl to connect to an SMTP server normally (without encryption), send a STARTTLS command, negotiate the SSL encryption, and then interact with the encrypted session. This is the command I'm using (through telnet): openssl s_client -starttls smtp -crlf -connect 1.2.3.4:25 How can I ensure that TLS handshake was successful? This is the sequence of commands used so far: << 220 example.co
Verify repository client with certificates
{ switch(e.key) { case 'k': if (e.metaKey || e.ctrlKey) { e.preventDefault() open = !open; if (open) { document.body.classList.add('overflow-hidden'); } else { document.body.classList.remove('overflow-hidden'); } } } }"> OverviewGet Docker Docker Desktop Overview Install MacUnderstand permission requirements for MacWindowsUnderstand permission requirements for WindowsLinux Installation per Linux d
Running Docker with https
{ switch(e.key) { case 'k': if (e.metaKey || e.ctrlKey) { e.preventDefault() open = !open; if (open) { document.body.classList.add('overflow-hidden'); } else { document.body.classList.remove('overflow-hidden'); } } } }"> OverviewGet Docker Docker Desktop Overview Install MacUnderstand permission requirements for MacWindowsUnderstand permission requirements for WindowsLinux Installation per Linux d
How To Create a SSL Certificate on nginx for Ubuntu 12.04 | DigitalOcean
Status: Deprecated This article covers a version of Ubuntu that is no longer supported. If you are currently operate a server running Ubuntu 12.04, we highly recommend upgrading or migrating to a supported version of Ubuntu: Upgrade to Ubuntu 14.04. Upgrade from Ubuntu 14.04 to Ubuntu 16.04 Migrate the server data to a supported version Reason: Ubuntu 12.04 reached end of life (EOL) on April 28, 2
How to create a self-signed Certificate
How to create a self-signed SSL Certificate ... ... which can be used for testing purposes or internal usage Overview The following is an extremely simplified view of how SSL is implemented and what part the certificate plays in the entire process. Normal web traffic is sent unencrypted over the Internet. That is, anyone with access to the right tools can snoop all of that traffic. Obviously, thi
OpenSSL Command-Line HOWTO
OpenSSL Command-Line HOWTO Paul Heinlein First published on June 13, 2004 Last updated on May 3, 2024 Introduction The openssl command-line binary that ships with the OpenSSL libraries can perform a wide range of cryptographic operations. It can come in handy in scripts or for accomplishing one-time command-line tasks. Documentation for using the openssl application is somewhat scattered, however,
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How to convert .crt to .pem
How to get .pem file from .key and .crt files?