Download Certificates for LDAPS the Easy Way

I’m working on a project where I had to create several LDAPS connection to different domains. To configure these I needed the certificate trust chain on the appliances. And of course I wanted the certificates now and not next week, while waiting for somebody to deliver them to me. So I started to search for an easy way. With the help of OpenSSL it’s possible to connect and download the certificates. Use the following command: cmd:> openssl s_client -connect ldapserver.domainexample.name:636 The server certificate code can be copied to a .cer file to be user where ever you need it. Tweet

Checking SSL/TLS encrypted IMAP connections

I needed to check an SSL encrypted IMAP connection because a customer wasn’t convinced it was working. I already used Outlook to test the connection, but I needed a telnet like test to show the problem was with the application. Telnet works with SMTP, but for an SSL encrypted IMAP connection I needed the OpenSSL client. These are the steps: Download and install the latest version of openssl: http://slproweb.com/products/Win32OpenSSL.html Start CMD and change the directory to: cd OpenSSL-Win32\bin #Start the client IMAP Session openssl s_client -connect hostname:993 #Login in account mailbox ? LOGIN ACCOUNT PASSWORD #or with a Mailbox Alias ? LOGIN DOMAIN/ACCOUNT/ALIAS PASSWORD #Get folder list "FOLDER" "FILTER" ? LIST "" "*" #Examine Inbox (or ...

Deploy a client in a Windows Server 2012 Essentials network without joining the domain

Microsoft was friendly enough to publish a way to join a client without the need to join the domain. It’s rather simple. Open an elevated command prompt on the client computer. Type: reg add “HKLM\SOFTWARE\Microsoft\Windows Server\ClientDeployment” /v SkipDomainJoin /t REG_DWORD /d 1 Now just connect your client throught the Windows Server 2012 Essentials connect website. Tweet