https://community.developer.cybersource.com/t5/News-and-Announcements/Experiencing-Sandbox-Connection-Issues-TLS-1-2-Is-Now-Required/m-p/57948#M196 <P>Authorize.Net now requires a TLS 1.2 connection to our developer sandbox and will require the same for production on Sept 18, 2017.</P> <P>&nbsp;</P> <P>Please check the code for your solutions and systems to confirm that they can default to TLS 1.2 for your API connections.</P> <P>&nbsp;</P> <P>You can also review our <A href="https://community.developer.cybersource.com/t5/The-Authorize-Net-Developer-Blog/Request-for-Comments-API-Best-Practices/ba-p/53668" target="_self">API Best Practices</A> for details about TLS 1.2 platform support, cipher recommendations, and other integration suggestions.</P> <P>&nbsp;</P> <P>Richard</P> Wed, 10 May 2017 17:30:19 GMT RichardH 2017-05-10T17:30:19Z https://community.developer.cybersource.com/t5/News-and-Announcements/Experiencing-Sandbox-Connection-Issues-TLS-1-2-Is-Now-Required/m-p/57948#M196 <P>Authorize.Net now requires a TLS 1.2 connection to our developer sandbox and will require the same for production on Sept 18, 2017.</P> <P>&nbsp;</P> <P>Please check the code for your solutions and systems to confirm that they can default to TLS 1.2 for your API connections.</P> <P>&nbsp;</P> <P>You can also review our <A href="https://community.developer.cybersource.com/t5/The-Authorize-Net-Developer-Blog/Request-for-Comments-API-Best-Practices/ba-p/53668" target="_self">API Best Practices</A> for details about TLS 1.2 platform support, cipher recommendations, and other integration suggestions.</P> <P>&nbsp;</P> <P>Richard</P> Wed, 10 May 2017 17:30:19 GMT https://community.developer.cybersource.com/t5/News-and-Announcements/Experiencing-Sandbox-Connection-Issues-TLS-1-2-Is-Now-Required/m-p/57948#M196 RichardH 2017-05-10T17:30:19Z