Understanding the TLS Issue & Why Your Credit Cards May Stop Working!

By Lynn Skurla Perkins | Apr 30, 2018 12:00:00 AM

Yes, credit cards may stop working on your point of sale system this summer!  We are providing you with more information on this important issue - please take a moment to read.

First some definitions and background on this topic:

TLS: Transport Layer Security (TLS) is a cryptographic protocol used to establish a secure communications channel between two systems.

SSL: Secure Sockets Layer (SSL) is the standard security technology for establishing an encrypted link between a web server and a browser. This link ensures that all data passed between the web server and browser remain private.

On Feb. 13, 2015, the PCI Security Standards Council announced that SSL, a protocol designed to ensure that data provided between a web server and a web browser, such as credit card information, remains secure - is no longer an acceptable way to provide strong cryptography, due to a number of known fundamental vulnerabilities. The deadline is June 30, 2018. 

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