The National Institute of Standards and Technology (NIST) has releases its Security Publication (SP) 800-177 Revision 1, that include security guidelines and recommendations for achieving "trustworthy email".
Google announced a major security enhancement to its public Domain Name Service (DNS), the most widely used public DNS recursive resolver service used on the internet.
TLS 1.3 has officially become standard last week, offering improved privacy, security and performance to the internet security protocol.
The PCI Security Standards Council (PCI SSC) has published a minor revision to the PCI Data Security Standard (PCI DSS) many businesses use to safeguard payment card data. The latest version 3.2.1 replaces the previous version 3.2 to mainly account for migrations to newer and more secure versions of Secure Socket Layer (SSL) and early Transport Layer Security (TLS), given previous migration deadlines have passed.
US-CERT and the CERT Coordination Center (CERT/CC) issued a security advisory on a Transport Layer Security (TLS) vulnerability dubbed "ROBOT".
The NIST standard, SP 800-177 Revision 1, Trustworthy Email (Draft) was released last month and offers up-to-date security guidance to include SPF, DKIM, DMARC, and email digital signatures and encryption (via S/MIME), among others.