update-ca-certificates(8) - phpMan

UPDATE-CA-CERTIFICATES(8) UPDATE-CA-CERTIFICATES(8)

NAME
update-ca-certificates - update /etc/ssl/certs and certificates.crt

SYNOPSIS
update-ca-certificates [options]

DESCRIPTION
This manual page documents briefly the update-ca-certificates commands. This manual page
was written for the Debian distribution.

update-ca-certificates is a program that updates /etc/ssl/certs directory to hold SSL cer-
tificates and generates certificates.crt that is single-file version of CA certificates.

It reads /etc/ca-certificates.conf file. Each lines list pathname of activated CA certifi-
cates under /usr/share/ca-certificates. Lines that begin with "#" is comment line. Lines
that begin with "!" is deselect, deactivation of the CA certificates.

Before terminating, update-ca-certificates invokes run-parts on /etc/ca-certifi-
cates/update.d and calls each hook with a list of certificates: those added are prefixed
with a +, those removed are prefixed with a -.

OPTIONS
A summary of options is included below.

-h, --help
Show summary of options.

-v, --verbose
Be verbose. Output c_rehash.

-f, --fresh
Fresh updates. Remove symlinks in /etc/ssl/certs directory.

FILES
/etc/ca-certificates.conf
A configuration file.

/etc/ssl/certs/ca-certificates.crt
A single-file version of CA certificates. This hold all CA certificates that you
activated in /etc/ca-certificates.conf.

/usr/share/ca-certificates
Directory of CA certificates.