TYPO3 v7 has reached its end-of-life November 30th, 2018 and is not maintained by the community anymore. Looking for a stable version? Use the version switch on the top left.
There is no further ELTS support. It is recommended that you upgrade your project and use a supported version of TYPO3.
Security in TYPO3¶
Security is taken very seriously by the core developers of TYPO3 projects and especially by the members of the official TYPO3 Security Team. It is also in the interest of system administrators, website owners, editors and everybody who is responsible for a TYPO3 site, to protect the site and its content against various threats.
The TYPO3 Security Guide describes some typical risks and advises on how to protect a TYPO3 site in order to ensure it is and stays secure and stable.
Read the TYPO3 Security Guide for more information!