1.\" 2.\" SPDX-License-Identifier: BSD-2-Clause 3.\" 4.\" Copyright 2018 Allan Jude <allanjude@freebsd.org> 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted providing that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 19.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 23.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 24.\" IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd July 17, 2025 28.Dt CERTCTL 8 29.Os 30.Sh NAME 31.Nm certctl 32.Nd "tool for managing trusted and untrusted TLS certificates" 33.Sh SYNOPSIS 34.Nm 35.Op Fl v 36.Ic list 37.Nm 38.Op Fl v 39.Ic untrusted 40.Nm 41.Op Fl cnUv 42.Op Fl D Ar destdir 43.Op Fl M Ar metalog 44.Ic rehash 45.Nm 46.Op Fl cnv 47.Ic untrust Ar file 48.Nm 49.Op Fl cnv 50.Ic trust Ar file 51.Sh DESCRIPTION 52The 53.Nm 54utility manages the list of TLS Certificate Authorities that are trusted by 55applications that use OpenSSL. 56.Pp 57Flags: 58.Bl -tag -width 4n 59.It Fl c 60Copy certificates instead of linking to them. 61.It Fl D Ar destdir 62Specify the DESTDIR (overriding values from the environment). 63.It Fl d Ar distbase 64Specify the DISTBASE (overriding values from the environment). 65.It Fl M Ar metalog 66Specify the path of the METALOG file (default: $DESTDIR/METALOG). 67.It Fl n 68No-Op mode, do not actually perform any actions. 69.It Fl v 70Be verbose, print details about actions before performing them. 71.It Fl U 72Unprivileged mode, do not change the ownership of created links. 73Do record the ownership in the METALOG file. 74.El 75.Pp 76Primary command functions: 77.Bl -tag -width untrusted 78.It Ic list 79List all currently trusted certificate authorities. 80.It Ic untrusted 81List all currently untrusted certificates. 82.It Ic rehash 83Rebuild the list of trusted certificate authorities by scanning all directories 84in 85.Ev TRUSTPATH 86and all untrusted certificates in 87.Ev UNTRUSTPATH . 88A symbolic link to each trusted certificate is placed in 89.Ev CERTDESTDIR 90and each untrusted certificate in 91.Ev UNTRUSTDESTDIR . 92.It Ic untrust 93Add the specified file to the untrusted list. 94.It Ic trust 95Remove the specified file from the untrusted list. 96.El 97.Sh ENVIRONMENT 98.Bl -tag -width UNTRUSTDESTDIR 99.It Ev DESTDIR 100Alternate destination directory to operate on. 101.It Ev DISTBASE 102Additional path component to include when operating on certificate directories. 103.It Ev LOCALBASE 104Location for local programs. 105Defaults to the value of the user.localbase sysctl which is usually 106.Pa /usr/local . 107.It Ev TRUSTPATH 108List of paths to search for trusted certificates. 109Default: 110.Pa <DESTDIR><DISTBASE>/usr/share/certs/trusted 111.Pa <DESTDIR><DISTBASE>/usr/local/share/certs 112.Pa <DESTDIR><DISTBASE><LOCALBASE>/etc/ssl/certs 113.It Ev UNTRUSTPATH 114List of paths to search for untrusted certificates. 115Default: 116.Pa <DESTDIR><DISTBASE>/usr/share/certs/untrusted 117.Pa <DESTDIR><DISTBASE><LOCALBASE>/etc/ssl/untrusted 118.Pa <DESTDIR><DISTBASE><LOCALBASE>/etc/ssl/blacklisted 119.It Ev CERTDESTDIR 120Destination directory for symbolic links to trusted certificates. 121Default: 122.Pa <DESTDIR><DISTBASE>/etc/ssl/certs 123.It Ev UNTRUSTDESTDIR 124Destination directory for symbolic links to untrusted certificates. 125Default: 126.Pa <DESTDIR><DISTBASE>/etc/ssl/untrusted 127.It Ev EXTENSIONS 128List of file extensions to read as certificate files. 129Default: *.pem *.crt *.cer *.crl *.0 130.El 131.Sh SEE ALSO 132.Xr openssl 1 133.Sh HISTORY 134.Nm 135first appeared in 136.Fx 12.2 137.Sh AUTHORS 138.An Allan Jude Aq Mt allanjude@freebsd.org 139