OpenSSL: The Open Source Toolkit for SSL and TLS

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Imported CA certificate to Firefox Browser not working

I created Certificate Authority (CA) according to Ubuntu help using openssl. After creating a certificate for Apache2 and adding to certificate to it, I want to import it in Firefox. In the end of ...
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3answers
45 views

SSLCipherSuite settings in Apache for supporting TLS 1.0, 1.1 and 1.2

I have an Apache 2.4.7 web server running multiple domain names using a single IP address. As a result of the Poodle vulnerability, I added the following SSLCipherSuite line. It worked fine for a ...
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26 views

Using OpenSSL to generate encryption key for Outlook users

A private web application needs to receive encrypted email from perhaps 20 known users. How can I use OpenSSL to generate a valid encryption certificate that Outlook users can import and use to ...
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24 views

Beaglebone Black OpenSSl crypto acceleration

I'm running Debian Wheezy at my Beaglebone Black. Is OpenSSL using the hardware crypto accelerator by default? If no, how can I enable it?
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Getting OpenSSL to show EC keys as coordinates

The OpenSSL convention of displaying public and private keys for elliptic curves as single numbers is frustrating because I can't figure out anyway to get it show them as two numbers, which is what ...
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21 views

Patch Heartbleed Vulnerability on Oracle Enterprise Linux 6.5

After running an application scan on a webapp hosted on Oracle Enterprise Linux 6.5, the scan reported that the app was vulnerable to Heartbleed. I am having a tough time updating OpenSSL on OEL 6.5. ...
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2answers
497 views

Disabling RC4 in the SSL cipher suite of an Apache server

I'm trying to disable RC4 for an Apache 2.2.29 server running on a CentOS 6.5 VPS and I can't seem to succeed. A recently purchased business-validated certificate is installed and SSL connections are ...
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41 views

Can't convert .p12 to .pem with openSSL

After running this: openssl pkcs12 -in path.p12 -out newfile.crt.pem -clcerts -nokeys I get prompted with the option descriptions. After running this openssl pkcs12 -in path.p12 -out ...
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366 views

SSH Public Key Auth doesn't work under clean reinstall of OS X Yosemite

After a clean reinstallation of my MacBook Pro with current Yosemite, the SSH login to all my servers using Public Key auth stopped working. Generating a new Public Key out of my Private Key and ...
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34 views

Decrypting the CipherValue in a PSKC file

This is the opposite of what I was doing in this question - Encryption and HMAC in a PSKC file The spec is there at https://tools.ietf.org/rfc/rfc6030.txt The Data/seed is encrypted with AES-128-CBC ...
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python broken after conda remove openssl

While trying to resolve package dependency problems, I used conda to uninstall openssl, since this appeared to be one of the packages with unsatisfiable specifications. However, once I did this, ...
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OpenSSL CA use CSR's supplied extensions

I've set up a CA with OpenSSL on my old BSD-computer. No problem at all. But if I sign a CSR, how can I adopt the x509v3 extensions submitted with the CSR? The only way I know is either to include the ...
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32 views

RPM created using checkinstall giving dependency error

Compiled openssl-1.0.1.i using commands: export CFLAGS="-fPIC" ./config shared --openssldir=/usr/share/ssl make depend make all make install here it is not asking for any dependencies I am able to ...
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2answers
208 views

Unable to verify the certificate from StartSSL?

I'm new to OpenSSL and I'm unable to verify the certificate from StartSSL. The command that I tried in order to verify the certificate is: openssl verify -CAfile ca.pem mydomain.com.crt The error ...
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81 views

How can OpenSSL Secret Keys be imported into GnuPG?

I want to import the secret key from a OpenSSL x509 (Client) Certificate into GnuPG (NOT gpgsm for S/MIME!) I have seen there are utilities to convert GPG Keys into SSH Format [1] and even create ...
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17 views

Location of OpenSSL generated CSR file

I want to generate a CSR key for my SSL certificate. So I used this command: openssl req -new -newkey rsa:2048 -nodes -sha256 -keyout SUBDOMAIN_DOMAIN_TLD.key -out SUBDOMAIN_DOMAIN_TLD.csr Of ...
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44 views

Weird characters at the end of openssl dhparam output file

When I generated a diffie-hellman prime number using openssl, the output file had some weird characters at the end and I wanted to understand what it means. Background info: My goal was to generate ...
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2answers
37 views

What file to add to nginx certificate

I got a RaspberryPi on which I want to host Owncloud. So I followed this tutorial and it works well except the SSL part. I don't want to use self signed. I set my own subdomain and it works without ...
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158 views

testing cipher suite using openssl for tomcat server is resulting in wrong manner

I am using tomcat 6.0.28. and I have configured connector with "TLS_ECDHE_RSA_WITH_RC4_128_SHA" but when i am testing whether cipher is suited as follows I am getting following error: > ...
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1answer
19 views

package full ssl cert, w private key and intermediate certs into a single pfx file?

I have this kit of files: 1.crt: My certificate 2.key: private key 3.crt: intermediate cert auth (from godaddy) 4.crt: root cert or intermediate cert (from godaddy) n.crt: some others like this from ...
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39 views

nginx is still linked to old openssl

We're running CentOS 6.5. We recently updated via yum: OpenSSL to OpenSSL 1.0.1e-30.el6_6.4 nginx to nginx-1.6.2-1.el5.ngx However, I noticed that even though nginx was configured to use TLS v1, ...
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49 views

Error when start of the apache2 service: version OPENSSL_1.0.1 not defined

I'm using a Debian Wheezy server where I have installed apache2, php5 and libapache2-mod-php5 packages via apt-get. But when I'm trying to start the apache2 the follow error occurs: service apache2 ...
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35 views

RSA Private Key: set Common Name

I create an RSA private key openssl genrsa -out mykey.key 2048 Using a certificate and the generated key, I create a .p12 file openssl pkcs12 -export -inkey mykey.key -in certificate.pem -out ...
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218 views

Why isn't openssl s_client passing my private key to proxytunnel?

I currently have HAProxy set up on my home PC and I am attempting to access it through a HTTP proxy. Currently I am accessing the SSH logon prompt like so: openssl ...
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244 views

Links SSL Error

What version of links does the user called "bytepool" have that he's able to find this workaround? Refer to link below. How to tell `links` to ignore expired SSL certificate and proceed? He writes ...
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177 views

Removing CBC ciphers specific to SSLv3

I need to disable SSLv3 specific CBC ciphers as a temporary solution to the POODLE vulnerability as there are legacy applications that need to use SSLv3. After consulting the OPENSSL docs, it seems ...
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2answers
198 views

How to use svn-client on RHEL5 after the server disabled SSLv3?

To deal with the recently-discovered POODLE vulnerability in SSLv3, we disabled the old protocol on our servers -- including the Subversion repository server. This broke the svn-clients on our RHEL5 ...
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1answer
561 views

How to force all Apache connections to use TLSv1.1 or TLSv1.2

I haven't been able to find a solution for this, if there is please do refer to it. Running: Windows7 x64 Apache 2.4.4 OpenSSL 1.0.1j and have the following in my httpd_ssl ...
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53 views

how to pass password file to openssl srp

I'm trying to pass password to the openssl srp through a file using -passin param as below but im getting errors. openssl srp -verbose -passin file:password.srpv.attr -srpvfile password.srpv -add -gn ...
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1answer
127 views

View text version of remote server SSL certificate from linux command line

Does anyone know of a linux one-liner that can be used to download an SSL certificate from a remote server and decode it to text? I think the last step would involve openssl x509 -text -noout but the ...
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227 views

How to use OpenSSL with openCryptoki and software TPM?

I would like to make work OpenSSH with OpenSSL plus openCryptoki (pkcs11) plus a software TPM. As far as I have understood, openCryptoki is capable of software token (for test purpose). I would like ...
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51 views

What is the resulting format of signing a file with openssl?

I'm using this command to sign a file: openssl dgst -binary -sha1 -out signedFile.bin -sign file.pem plainText I want to know what format is is the output of this command. My purpose is to parse ...
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3answers
100 views

Compile Heartbleed.c Tester On CentOS 6.x

I have been looking for days now for a solution to this, basically I am trying to test my network for the heartbleed bug, but I am unable to compile the tester on CentOS 6.x, any ideas or suggestions ...
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83 views

ldap_bind: Confidentiality required (13)

I want to configure ldap with ssl so I used openssl for certificate and when I enable olcSecurity tls=1 in /etc/ldap/slapd.d/cn=config.ldif and now when I try to use ldapsearch or try to login it ...
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350 views

SSL23_WRITE:ssl handshake failure:s23_lib.c:177

When attempting to connect to an xmpp server over SSL, openssl fails with the following error: 3071833836:error:140790E5:SSL routines:SSL23_WRITE:ssl handshake failure:s23_lib.c:177 I believe that ...
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1answer
324 views

TLS negotiation failed on ldaps:// - sslv3 alert bad record mac

We are facing an issue in one of our openldap environments, while enabling secure queries via ldaps:// our integration environment keeps returning the following error to out ldapsearch command: ...
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openSSL upgrade in apache webserver

we are using apache webserver ver 2.2.3 with open SSL version 0.9.8e-fips-rhel5 (linux environment). We are required to upgrade the openSSL to the latest version for security reasons. I have following ...
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118 views

Convert whole .pem Certificate to hexadecimal

I want to convert a whole pem-Certificate in hexadecimal. I tried it with: openssl x509 -modulus -noout < cert.pem| sed s/Modulus=/0x/ I'n not sure about it, if this is the right way to do. Am I? ...
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67 views

Command fails in a script? [closed]

I'm trying to script the OpenSSL ec command. The script is used to validate a collection of keys produced by another library. The script is shown below after the question. The following works from a ...
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Strange null bytes in CN from openssl req

I need to send CSR (certificate signing request) to the SSL authority for our wildcard domain SSL certificate. I see strange values in the CN (common name) field, for example ...
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2answers
241 views

Download self-signed server certicate

Summary I need to download a self-signed certificate from a server, to create a .JKS-file to use as truststore in an application. How can I do that from a Red Hat server? What I have tried I have ...
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2answers
210 views

Generate a public key certificate signed by CA with OpenSSL

I am working on a webservice that requires a signature in the sent and received messages. After sending a certificate request to the entity that will consume the webservice, they sent me (in addition ...
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1answer
362 views

Is it possible to merge my certificate (.crt) with my private key to export as a Base-64 encoded X.509 (.CER)

I am very clueless when it comes to certificates/security and the like so please excuse my ignorance. I purchased a certificate and it was sent to me. I generated the CSR using the java keytool. I ...
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104 views

Can I use CentOS 5 updates repo on a Fedora Core 5 Bordeaux server?

I'd like to update the OpenSSL 0.9.8a of my old Fedora Core 5 Bordeaux server to the 0.9.8e-27.el5_10.3 version using yum to and I'd like to know if it's possible to use the CentOS 5 updates repo. Do ...
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598 views

OpenSSL, Converting CRT to PEM

I've been trying to use openssl to convert a .crt certificate to a .pem openssl.exe x509 -in server.crt -out openssl.pem -inform der -outform pem After using that command, I get unable to load ...
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558 views

OpenSSL 3DES encrytion parameters

Suppose that I want to encrypt a Text with TripleDES algorithm in CBC cipher, I have two choice. 1- An online tool, Like this 2- OpenSSL tool. In the Online tool, I enter the Text, the KEY, and ...
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701 views

How to get system-wide use of Intel's AES-NI acceleration with OpenSSL 0.9.8?

I found the following instructions to get Intel's contrib OpenSSL 0.9.8 engine code on some Westmere-based systems that we have: $ wget https://www.openssl.org/contrib/intel-accel-1.5.tar.gz $ tar ...
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1answer
220 views

Imported cert into firefox/chrome, still warning

I generated a wildcard certificate for multiple (wildcard) domains (SANS, alternate domain names + IP) (see https://blog.flowl.info). I imported the certificate into Firefox, Chrome and Windows ...
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1answer
869 views

Can't open an SSH session because of OpenSSL version mismatch

I just ran apt-get upgrade, and according to /var/log/apt/history.log, openssl has been updated to version 1.0.1e-2+rvt+deb7u7. Now I have one SSH session still open, but I can't open another one. I ...
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How to create a user and set permission only to some folders on ubuntu 10.04?

I need to create a user and only allow access to some folders on my server. The user also needs to be able to create an SSL Key with the command: openssl req -new -newkey rsa:2048 -nodes -keyout ...