Explore the fundamental cryptographic concepts underlying TLS in this 14-minute conference talk from SREcon23 Europe/Middle East/Africa. Delve into asymmetric and symmetric keys, keystores, truststores, and mutual TLS through accessible analogies. Gain a deeper understanding of the cryptographic foundations that power the secure communication protocol used daily in internet transactions. Presented by Lerna Ekmekcioglu from AWS, this talk demystifies complex cryptographic principles, making them comprehensible for all audience levels.