When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. touch (command) - Wikipedia

    en.wikipedia.org/wiki/Touch_(command)

    In computing, touch is a command used to update the access date and/or modification date of a computer file or directory. It is included in Unix and Unix-like operating systems, TSC's FLEX, [1] Digital Research/Novell DR DOS, the AROS shell, [2] the Microware OS-9 shell, [3] and ReactOS. [4] The command is also available for FreeDOS [5] and ...

  3. Automatic Certificate Management Environment - Wikipedia

    en.wikipedia.org/wiki/Automatic_Certificate...

    The ISRG provides free and open-source reference implementations for ACME: certbot is a Python-based implementation of server certificate management software using the ACME protocol, [6] [7] [8] and boulder is a certificate authority implementation, written in Go. [9] Since 2015 a large variety of client options have appeared for all operating ...

  4. Let's Encrypt - Wikipedia

    en.wikipedia.org/wiki/Let's_Encrypt

    [16] [53] After installation and agreeing to the user license, executing a single command is enough to get a valid certificate installed. Additional options like OCSP stapling or HTTP Strict Transport Security (HSTS) can also be enabled. [47] Automatic setup initially only works with Apache and nginx. Let's Encrypt issues certificates valid for ...

  5. List of GNU Core Utilities commands - Wikipedia

    en.wikipedia.org/wiki/List_of_GNU_Core_Utilities...

    This is a list of commands from the GNU Core Utilities for Unix environments. These commands can be found on Unix operating systems and most Unix-like operating systems. GNU Core Utilities include basic file, shell and text manipulation utilities. Coreutils includes all of the basic command-line tools that are expected in a POSIX system.

  6. Public key certificate - Wikipedia

    en.wikipedia.org/wiki/Public_key_certificate

    In cryptography, a public key certificate, also known as a digital certificate or identity certificate, is an electronic document used to prove the validity of a public key. [ 1 ] [ 2 ] The certificate includes the public key and information about it, information about the identity of its owner (called the subject), and the digital signature of ...

  7. List of POSIX commands - Wikipedia

    en.wikipedia.org/wiki/List_of_POSIX_commands

    This is a list of POSIX (Portable Operating System Interface) commands as specified by IEEE Std 1003.1-2024, which is part of the Single UNIX Specification (SUS). These commands can be found on Unix operating systems and most Unix-like operating systems.

  8. Trust anchor - Wikipedia

    en.wikipedia.org/wiki/Trust_anchor

    In cryptographic systems with hierarchical structure, a trust anchor is an authoritative entity for which trust is assumed and not derived. [1]In the X.509 architecture, a root certificate would be the trust anchor from which the whole chain of trust is derived.

  9. APT (software) - Wikipedia

    en.wikipedia.org/wiki/APT_(software)

    For example, when using a Debian archive, this command retrieves and scans the Packages.gz files, so that information about new and updated packages is available. upgrade is used to install the newest versions of all packages currently installed on the system from the sources enumerated in /etc/apt/sources.list. Packages currently installed ...