Introduction TLS (Transport Layer Security) is a cryptographic protocol that provides privacy for applications. TLS is usually implemented on top of common protocols such as HTTP for web browsing or SMTP for email. HTTPS is the usage of TLS over HTTP
On May 19th, 2015 a team of researchers (Henninger et. al) published a paper with the title “Imperfect Forward Secrecy: How Diffie-Hellman Fails in Practice”. The paper can be divided in two sections: 1) discrete logs on a 512-bit
This post was written by Martin Lee Old protocol versions are a fact of life. When a new improved protocol is released, products still need to support the old version for backwards compatibility. If previous versions contain weaknesses in security