We recommend Firefox as longer-term option


NEW NOTICE We strongly recommend Java users consider alternatives to Chrome as soon as possible. Instead, we recommend Firefox or Internet Explorer as longer-term options. You can read why here.


Additional This "how-to" page also applies to Real-time Currencies - US Dollar Index Live Chart page.


You can download the latest Java JRE8 update from Java SE Runtime Environment 8 Downloads.


After installation of Java JRE8 and above you must add and in the Exception List for being able to use the applet. To do that you must go to the Java Control Panel that is located in your System Control Panel or your System Tray and click on the "Security Settings" tab. Click on the "Exception Site List" button and add "" and "". Click OK and you are ready to use the free ARCA BOOK LEVEL 2 STOCK QUOTES applet. Read more about How can I configure the Exception Site List?


Why do you have to do this Exception for


The security explanation from Java goes like this: "FTP and HTTP protocols are considered a security risk. We suggest using HTTPS sites where available."


Semmo Network's Comment: Well the majority of the internet is using http protocol. The https is for sites that need to be secured while an exchange of personal data is taking place through registration forms and opening accounts where you put sensitive personal information. None of this is needed inside Semmo Network, no transfer of personal data is being made and no registration is being asked. There is no need to pay extra money for the https server that is not needed for the operation of the site. is safe. We tested it and didn't find any significant security issues.
Norton Safe Web has analyzed for safety and security problems and found no issues with this site.


IMPORTANT NOTICE For 64-bit systems you must install both 32-bit and 64-bit versions to have maximum compatibility with Firefox, IE etc.

After installation of Java JRE8, on your first visit to the ARCA BOOK applet page you will see something like the next window.


Java8 security warning


Click RUN and you are ready to begin…


Clicking RUN allows the application to run with limited access that is intended to protect your personal files and other resources on your computer. The application cannot access these resources without asking for your permission.


The increased security level of Java JRE8 has NOTHING to do with the applet itself whose code has been the same for years.

For more information on how to view the free ARCA BOOK applet feel free to use the Contact Form.

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