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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How to create large size encrypted file using openssl command

During the creation of an encrypted file in AIX, I received this error: $ openssl enc -aes-256-cbc -salt -in test.img -out test.img.enc test.img: Value too large to be stored in data type 14221428:...
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two piped commands, each needs to read password from stdin

Is there a way to sensibly do this: scp user@host:/path/to/file /dev/tty | openssl [options] | less without creating a file, and without having to supply either password directly in arguments? The ...
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101 views

kerberos preauth pkinit failed to initialize: No realms configured correctly for pkinit support

I have successfully installed Kerberos on debian wheezy and can perform service authentication (Apache, ssh) with Kerberos tickets from kinit. I would like to use certificates for kinit (pkinit) ...
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448 views

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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105 views

OpenSSL converting chars to UTF-8 literals

I'm running a simple PKI web application in Php that uses OpenSSL shell commands and stores information in a text database. I have to deal with non-ASCII input characters (eg. German) but when a new ...
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318 views

How to get certificate type from SSL Certificate of a domain?

Is there any way to get Certificate Type (EV/OV/DV) from the certificate? I tried the following command and get entire certificate at output, but can't find Certificate Type from it. $ openssl ...
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159 views

SMTP works via Mail client but not via openssl

I'm trying to troubleshoot an SMTP issue. My credentials work fine via the OS X Mail client (and in other areas), so the credentials are definitely good. However, when I try to submit them via: ...
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96 views

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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5k views

'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 https://github.com/me/myproj....
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28 views

download file/backup from remote server to desktop without SSH or SCP?

Issue Background I was trying to install uTorrent on my PHP site and mid-process I was kicked out of SSH and the website went down. libssl.so.1.0.0 and libcrypto.so.1.0.0 were required for uTorrent ...
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17 views

MIME RSA encryption

i have this scheme how can i use session-key in MIME to encrypt the message? i used this command but i don't think it is correct openssl enc -e -des3 -salt -in MSg_sign.txt -out session.txt can ...
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101 views

Unable to compile Linux Kernel 4.7-rc2

I was trying to compile Linux Kernel from source. I've compiled the kernel previously and never got any error. But this time I am facing an error. The error is CHK include/generated/asm-...
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32 views

Openvpn authentication fail caused by wrong system date time

I have a remote linux device connected as an openvpn client to an openvpn server over TCP, with standard certificate authentication. Unfortunately this device has lost the current system Date Time, ...
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51 views

How do I get a certificate on a server from a certificate authority server using an OpenSSL request?

How do I get a successful request for a certificate from one Linux server to a Linux server that is a certificate authority? I'm using Centos 7 on both servers on the network. I'm using an OpenSSL ...
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615 views

Need Help Cross Compiling Openssl for MIPS

I've been trying to cross compile Ncat for the MIPS architecture (big endian), and I really need SSL support, so I first must compile OpenSSL. I downloaded the latest version from Github and ...
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68 views

Turning SSLEngine on causes ERR_CONNECTION_REFUSED

I am trying to configure my SSL certificate on a new installation of Ubuntu 15.10. I have installed the certificate files and the private key in the required directory: SSLCertificateFile /etc/...
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108 views

large file encryption with ssh's RSA key pair?

I'd like to work out a way to encrypt arbitrarily large files using users' RSA key pairs they generated for SSH purposes. They have standard id_rsa and id_rsa.pub files, and a PEM version of the pub ...
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415 views

Python is unable to import OpenSSL

I created a virtual env for a matrix home server installation on a shared hoster. $ virtualenv -p python2.7 /home/tristank/venv/synapse $ source /home/tristank/venv/synapse/bin/activate I installed ...
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1k views

FIPS integrity test failed

I recently enabled the fips module in my CentOS 6 machine using this guide. During reboot, the system halted with this error: SELF TEST FAILED (/usr/lib64/hmaccalc/sha512hmac.hmac) dracut: FATAL: ...
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847 views

Upgrading openssl from 0.9.8j-0.50.1 to 1.0.2a on SLES11SP3

I need to upgrade OPENSSL from 0.9.8j-0.50.1 -> 1.0.2a on a server that is running sles11 sp3 for dynamically linking into my program. Steps followed for upgrade my build environment(sles11sp3): 1....
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316 views

Protected multilib versions: openssl

I'm running on Centos 6.2 x86_64 Trying to install ruby 2.1.2 ---> Package libselinux-devel.x86_64 0:2.0.94-5.2.el6 will be installed --> Processing Dependency: libsepol-devel >= 2.0.32-1 ...
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179 views

How does s_client turn ip6-localhost into 127.0.0.1?

When I use openssl s_client and ask it to connect to ip6-localhost it actually connects to 127.0.0.1 instead of ::1. This is what I see on both Ubuntu and Debian: $ strace -e connect openssl ...
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21 views

SSL (Hosted on LB) to be installed on the Downstream Apache Servers?

First, I have very basic knowledge on the SSL topic. Here is my setup. I have (1) of Public Facing Domain on LB and (2) of Internal Domains on each Web Servers. Like: [https://public....
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367 views

Make SSL certificate trusted in browser via SSL Bump Squid

my goal is to insert custom HTML injections in HTTPS pages. I've setup Squid with SSL Bump. I generated a self signed certificate. With this setup I'm getting client side warnings that the ...
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90 views

OpenSSL 1.0.1e usage bug?

Environment $ cat /etc/*-release CentOS release 6.5 (Final) $ openssl version OpenSSL 1.0.1e-fips 11 Feb 2013 This works $ tr -dc A-Za-z0-9 </dev/random | head -c 24 > ${f_host_passphrase} $...
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54 views

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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200 views

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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49 views

Unable to access CUPS /admin page. A TLS fatal alert has been received

We have several servers where the CUPS /admin interface is utilized. It was brought to my attention that several of them are no longer functional. The config is fairly simple and I cannot find a ...
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23 views

how to install openssl fips on unix

I am new to OpenSSL and trying to install openssl-fips module. Current version is openssl-1.0.1efips. Steps performed --- cd openssl-fips-2.0.12 ./config make sudo make install but it does not ...
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67 views

How to use openssl to verify and decrypt a SAML2 response

I wish to see all parameters that are actually passed by my identity provider during a SAML2 single sign on process. The response sent by the IdP is signed and encrypted, I think I have all what is ...
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running command in Mobax Terminal are there plugins that are needed

while read CTFlist; do #next we need to create ctfs padded with zeros as a variable ctfPadded=$(printf ${ctflist}00000000) #then call rc2 key as variable rc2Key="TemporaryRC2Key1" #next create a ...
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40 views

Installing Plone 5-on-RHEL 7-fails-unable-to-find-libssl-or-openssl-ssl-h

sudo ./install.sh --target=/home/admin/Plone --build-python zeo Error: Unable to find libssl or openssl/ssl.h. libssl and its development headers are required for Plone. Please install your ...
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116 views

OpenSSL installation is missing the X509_VERIFY_PARAM function

I am trying to install clamav 0.99.1 on RedHat 7.3. My OpenSSL version is 1.0.1. I am using the below command to install clamav: ./configure --prefix=/usr --with-user=defang --with-group=defang --...
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32 views

Nginx + CentOS 6 + OpenSSL Library - Update System Version

CentOS 6 I'm running Nginx which is built with an earlier version of OpenSSL: Note: my linux skills aren't so strong with this kinda stuff so any advise or direction would be greatly appreciated. ...
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96 views

Configuring Apache with Openssl and Enabling FIPS mode causing fingerpoint error

Can someone please help me I have recently upgraded my apache from 2.4.12 to 2.4.18 and I have also updated the openssl 1.01e to 1.02f. I followed the steps from here I ran this command ./...
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39 views

Problem when installing FADE on Ubuntu

I'm trying to install FADE (Secure Overlay Cloud Storage with File Assured Deletion) but i have some problems when i try to install it. Here is the error. root@GRayFox:/home/ahmed/fade-0.2# make make:...
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79 views

How do I install and configure NTP on CentOS 7 from source? (include/ntp_crypt.h errors)

I unpacked the .tar.gz file for the newest NTP. I installed the gcc compiler and libcap devel. I ran the ./configure command with various flags and options. I ran make check and found an error. The ...
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40 views

Building python with openssl support

I have the following directory structure: nchambers@nchambers-305E4A-305E5A-305E7A:~/mini-bin$ la 2to3 cpp-5.3.0 gcov-5.3.0 grmid-5.3.0 objcopy-2.25.1 ...
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81 views

Openssl installation in RHEL 6.2

I had openssl 1.0.0-fips in my RHEL 6.2 box. I tried to upgrade it with openssl-1.0.2e. It got installed successfully. However when I try openssl version I still get the old version. Further I see ...
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289 views

Compiling OpenSSL 1.0.2d on Debian Lenny ARMv5 returns libcrypto.so errors

I'm compiling OpenSSL 1.0.2d on Debian Lenny ARMv5 embedded system: detrayz:~/openssl-1.0.2d# uname -a Linux detrayz 2.6.24.4 #1 Fri Sep 17 10:29:48 KST 2010 armv5tejl GNU/Linux I'm following the ...
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14 views

Periodic problems with openssl.vim with correct password

For those who doesn't know, there is a great script for vim that allows to store encrypted by openssl passwords using vim to acceses and edit them. About a year ago I've started to observe problems: ...
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14 views

Certificate type

I am downloading certificate from given URL as: echo -n | openssl s_client -showcerts -connect url > certificate.ext Now, how do I find out, the saved certificate.ext file is actually of which ...
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104 views

fetchmail: Missing trust anchor certificate:

I try to setup fetchmail on mac for checkdomain.de and created a certificate .pem file in the cert directory of ssl by copying certificate from running this command: openssl s_client -connect host58....
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Openssl support for ruby not found in passenger installation on redhat 6

I have openssl 1.0.1e-42.el6 already installed. Also tried to compile openssl from ext/openssl directory which failed with below error ossl_pkey_ec.c:815: error: ‘EC_GROUP_new_curve_GF2m’ undeclared (...
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662 views

Create X509 certificate with v3 extensions using command line tools

I am using the following configuration file named root.conf: [req] default_bits = 2048 default_md = sha256 distinguished_name = req_dn prompt = no ...
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60 views

Backup server with tar, encrypt and directly transfer the result, AFTER BUFFERING IT

So I've been investigative how to make full backups with tar, and I found that tar is a good tool if the backup is to be made once, and if the server has enough disk space to handle the output file. ...
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930 views

open ssl client giving error routines:SSL23_WRITE:ssl handshake failure:s23_lib.c:188:

On connecting to my application (a ssl server) by using command openssl s_client -host 127.0.0.1 -port 5028 -cipher EXPORT -debug -state I am getting error like CONNECTED(00000003) SSL_connect:...
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208 views

Sign a soap message from a JKS dynamically using Python Unix

I am currently calling a webservice using Curl command from unix . I have a requirement that I have to dynamically message sign the soap request every time I make a call to the webservice using my ...
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874 views

Building cURL 7.40.0 and OpenSSL 1.0.2 from source: Headers and library doesn't match

I would like to ask for assistance, related to cURL and OpenSSL, both of them, built from sources. OS is Debian 7, latest version, minimal and clean install. Only installed packages: apt-get -y ...
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2k views

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: # https://www.openssl.org/news/...