SSL / TLS (Secure Socket Layer / Transport Layer Security) are cryptographic protocols designed to provide communications security over a computer network: web, email, instant messengers.
CA (Certificate Authoritative): worldwide recognized entity in charge of generating security certificates for third parties.
CSR (Certificate Signing Request): signing request sended to a CA.
Let’s Encrypt: Let’s Encrypt is a free, automated, and open certificate authority (CA), run for the public’s benefit. It is a service provided by the Internet Security Research Group (ISRG).
It provides people with the digital certificates they need to enable HTTPS (SSL / TLS) on their websites, free of charge, in the most user-friendly way possible.
Any server or device with a public IP address becomes a target for attackers. Therefore, it is of utmost importance to harden the security in order to neutralize any malicious activity, here are 12 tips that will help you improve the security of your server.
A Jump Proxy or Jump Host is a server or device that is used as a bridge to connect to another device that is usually on a local area network (LAN), the Jump Proxy is accessible via external IP and it must implement rules of security that protect both the Jump Proxy and the LAN.
P. For security reasons I need to disable some PHP functions. How to achieve it?
R. You must edit the php.ini file, find the disable_functions directive and specify the names of the functions separated by commas.
The Tor network is a group of servers operated by volunteers that allows people to improve their privacy and security on the Internet. Tor users coonect to Internet through a series of virtual tunnels rather than making a direct connection, allowing both organizations and individuals to share information over public networks without compromising their privacy
Dropbear is a small and lightweight SSH server and client that can replace OpenSSH on any POSIX platform such as GNU / Linux, * BSD, Cygwin … Dropbear is free software since it is released under MIT-style licenses.
SSHFS (Secure SHell FileSystem) is a file system for GNU/Linux, BSD and other UNIX like OS that allows you to mount a remote directory in userspace (filesystem userspace) making use of FUSE and ssh. Once you mounted the remote directory you can do any operation over it as if it were a local DIR.
