OpenSSL is an open-source implementation of the SSL and TLS protocols. The core library, written in the C programming language, implements the basic cryptographic functions and provides various utility functions.

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REHL 6.4 and OpenSSL 1.0.1 - Dependency missing.. but it isn't?

I am trying to install phpMyAdmin, however I am getting an error about openssl libraries being missing. However, I have installed them using the ius repo; Error: Package: ...
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How do I decrypt a message using openssl's CLI?

I have a message, I know the password and the cipher that was used to encrypt it, but I can't figure out how to ask openssl to decrypt it. I see the cipher in the output from the ciphers command, and ...
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Updating openssl on debian squeeze

Can I replace my openssl 0.9.8o-4squeeze16 package with http://ftp.de.debian.org/debian/pool/main/o/openssl/openssl_1.0.1h-3_amd64.deb without any problems/concers? I did a apt-get update but I did ...
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Updating OpenSSL on a SLES11 server

We are concerned with the OpenSSL vulnerabilities and are running a SLES11SP1 server. unfortunately, due to admin reasons, our support expired, and so we are looking at manually upgdating OpenSSL and ...
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Why does OpenSSL automatically send me Terminal mail?

I for some reason am getting messages from OpenSSL constantly (not literally constantly, but every hour or so) sent to my Terminal mail box saying: Message 1: Subject: Cron ...
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Certificate extensions in generating and signing certificartes using openssl

References: SSL Configurations for Intermediate certificate How to add my own created certificate authority to system trusted repositories Why I can't find a page which tell me what's the kind of ...
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SSL Configurations for Intermediate certificate

I had implement a mutual certificate authentication and it worked successfully for following steps : create root ca (self-signed) create server certificate and sign it with ca private key create ...
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Get OpenSSL FIPS Module Version Number

Is there a way for a user to determine what version of the FIPS module was compiled into OpenSSL? When I say "as user", I mean is there some functionality buried in the command line interface to get ...
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libpam load pam modules at every connection

I want to reduce ssh connection time, by debugging sshd have found that libpam is loading all pam modules specified in /etc/pam.d/sshd file at every connection. How to configure/modifiy libpam such ...
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Implementation of eSTREAM ciphers available?

Is there a usable implementation of the eSTREAM stream cyphers available for Linux? I was thinking to use that for encrypting data stored on tape drives, using it with tar. Now, there are some basic ...
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Validating an OpenSSL Cipher List

Are there any tools that can validate an OpenSSL cipher list both syntactically and semantically? For example, ALL:!LOW:!SSLv2:!EXP:!aNULL is both syntactically and semantically valid cipher list. On ...
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How to add SSL with cURL URL using Ubuntu Terminal

While running a Twitter API from cURL in Ubuntu Terminal it asked me to use SSL. After searching for it, I tried: sudo curl -s https://localhost:8080/tweets/HLaddha sudo curl -k ...
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Why doesn't the SSL_CERT_FILE trick works on Ubuntu?

$ echo | openssl s_client -connect foo.com:443 2>&1 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > ~/.foo.com.pem $ function S { export SSL_CERT_FILE=/home/user/.foo.com.pem; ...
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How to detect on Linux/AIX machines if they are vulnerable to the CVE-2014-0160?

I quickly wrote a script that outputs the openssl versions on AIX/Linux: #/bin/ksh # RUN THIS SCRIPT ON ANY AIX/LINUX TO DETECT IF THE SERVER IS VULNERABLE TO: # ...
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'Git clone' times out with 443 error message

git clone -v https://github.com/me/myproj Cloning into 'myproj'... <minutes pass> error: Failed connect to github.com:443; Operation now in progress while accessing ...