Simply put, computer operating system updates whether big or small are important. Much like changing the oil in your car, brushing your teeth daily or going to a doctor for annual checkups, updates are necessary. Computers, phones, tablets and the software they house require regular updates to ensure they continue to run safely, efficiently and securely.

In addition, the Marion County Bank Internet Banking site requires that your computer be enabled with Transport Layer Security (TLS) 1.2 functionality to allow our Internet Banking site to work properly in a safe, secure environment.   Starting April 9, 2018, users of Marion County Bank Internet Banking may receive a disruption of logging in to Internet Banking if their computer's operating system is out of date or website browser does not have TLS 1.2 enabled. 

What is Transport Layer Security? 

Transport Layer Security (TLS) is a protocol that ensures that a connection to a remote endpoint (your computer) is securely encrypted in order to provide privacy and data integrity.

What computer operating systems and browsers do not allow TLS 1.2 to be enabled? 

  • If your computer is running Windows XP or Windows Vista as an operating system you will not be able to view Marion County Bank’s Internet Banking site come April 9, 2018. The Internet Explorer browser and all other browsers will not have TLS 1.2 capability on these 2 operating systems. 
  • If your operating system is Windows 7 and you use Internet Explorer 9 or 10 you will have to manually enable TLS 1.2. We’ll provide directions below on how to enable this on your computer. 

What computer operating systems and browsers already have TLS 1.2 enabled? 

  • Microsoft Edge
  • Microsoft Internet Explorer Desktop and Mobile version 11
  • FireFox 27 and higher
  • Google Chrome 38 and higher
  • Oracle Java version 1.7 and higher
  • Mobile Safari versions 5 and higher
  • Microsoft Windows 7, 8.0, 8.1 and 10

How do I know what operating system or browser version my computer is running?

If you do not know what your computers operating system version is or your browser version please go to  This website will tell you your browser version and your operating system all on one screen.  

If you have a Windows 7 operating system and use Internet Explorer 9 or 10, here are the steps to manually enable TLS 1.2 in Internet Explorer. 

  1. From your Internet Explorer browser, select Tools, then Internet Options.
  2. Click the Advanced Tab, and scroll down to Security section.


  1. Ensure TLS 1.2 is checked, if not, check TLS 1.2 and select, Apply, OK.