msg.entropy.fr revision 1.5 1 1.5 martin /* $NetBSD: msg.entropy.fr,v 1.5 2022/04/21 17:30:15 martin Exp $ */
2 1.1 martin
3 1.1 martin /*
4 1.2 martin * Copyright (c) 2020 The NetBSD Foundation, Inc.
5 1.1 martin * All rights reserved.
6 1.1 martin *
7 1.1 martin * Redistribution and use in source and binary forms, with or without
8 1.1 martin * modification, are permitted provided that the following conditions
9 1.1 martin * are met:
10 1.1 martin * 1. Redistributions of source code must retain the above copyright
11 1.1 martin * notice, this list of conditions and the following disclaimer.
12 1.1 martin * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 martin * notice, this list of conditions and the following disclaimer in the
14 1.1 martin * documentation and/or other materials provided with the distribution.
15 1.1 martin *
16 1.2 martin * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 1.2 martin * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 1.2 martin * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 1.2 martin * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 1.2 martin * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 1.1 martin * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 1.1 martin * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 1.1 martin * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 1.1 martin * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 1.2 martin * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 1.2 martin * POSSIBILITY OF SUCH DAMAGE.
27 1.1 martin */
28 1.1 martin
29 1.3 martin message Configure_entropy {Set up entropy}
30 1.3 martin
31 1.5 martin message continue_without_entropy {Not now, continue!}
32 1.3 martin
33 1.1 martin message not_enough_entropy
34 1.1 martin {This system seems to lack a cryptographically strong pseudo random
35 1.1 martin number generator. There is not enough entropy available to create secure
36 1.1 martin keys (e.g. ssh host keys).
37 1.5 martin
38 1.5 martin If you plan to use this installation for production work and will
39 1.5 martin for example have ssh host keys generated, we strongly advise to complete
40 1.5 martin the entropy setup now!
41 1.5 martin
42 1.1 martin You may use random data generated on another computer and load it
43 1.1 martin here, or you could enter random characters manually.
44 1.1 martin
45 1.5 martin If you have a USB random number device, connect it now and select
46 1.1 martin the "Re-test" option.}
47 1.1 martin
48 1.5 martin message entropy_add_manually {Manually input random characters}
49 1.4 nia message entropy_download_raw {Load raw binary random data}
50 1.1 martin message entropy_download_seed {Import a NetBSD entropy file}
51 1.1 martin message entropy_retry {Re-test}
52 1.1 martin
53 1.1 martin message entropy_enter_manual1
54 1.5 martin {Enter one line of random characters.}
55 1.1 martin
56 1.1 martin message entropy_enter_manual2
57 1.1 martin {They should contain at last 256 bits of randomness, as in 256 coin
58 1.1 martin tosses, 100 throws of a 6-sided die, 64 random hexadecimal digits, or
59 1.1 martin (if you are able to copy & paste output from another machine into this
60 1.1 martin installer) the output from running the following command on another
61 1.1 martin machine whose randomness you trust:}
62 1.1 martin
63 1.1 martin message entropy_enter_manual3
64 1.5 martin {A line of any length and content will be accepted and assumed to
65 1.5 martin contain at least 256 bits of randomness. If it actually contains
66 1.5 martin less, the installed system may not be secure.}
67 1.1 martin
68 1.1 martin message entropy_select_file
69 1.1 martin {Please select how you want to transfer the random data file
70 1.1 martin to this machine:}
71 1.1 martin
72 1.1 martin message entropy_add_download_ftp
73 1.1 martin {Download via ftp}
74 1.1 martin
75 1.1 martin message entropy_add_download_http
76 1.1 martin {Download via http}
77 1.1 martin
78 1.1 martin message download_entropy
79 1.1 martin {Start download}
80 1.1 martin
81 1.1 martin message entropy_add_nfs
82 1.1 martin {Load from a NFS share}
83 1.1 martin
84 1.1 martin message entropy_add_local
85 1.1 martin {Load from a local file system (e.g. a USB device)}
86 1.1 martin
87 1.1 martin message entropy_file
88 1.1 martin {Path/file}
89 1.1 martin
90 1.1 martin message load_entropy
91 1.1 martin {Load random data}
92 1.1 martin
93 1.1 martin message set_entropy_file
94 1.1 martin {Random data file path}
95 1.1 martin
96 1.1 martin /* Called with: Example
97 1.1 martin * $0 = content of file NetBSD entropy seed file
98 1.1 martin */
99 1.1 martin message entropy_via_nfs
100 1.1 martin {Select a server, a share and the file path to load the $0.}
101 1.1 martin
102 1.1 martin /* Called with: Example
103 1.1 martin * $0 = content of file NetBSD entropy seed file
104 1.1 martin */
105 1.1 martin message entropy_via_download
106 1.1 martin {Since not enough entropy is available on this system, all crytographic
107 1.1 martin operations are suspect to replay attacks.
108 1.1 martin Please only use trustworthy local networks.}
109 1.1 martin
110 1.1 martin message entropy_data
111 1.1 martin {random data binary file}
112 1.1 martin
113 1.1 martin message entropy_data_hdr
114 1.1 martin {On a system with cryptographically strong pseudo random number generator
115 1.1 martin you can create a file with random binary data like this:}
116 1.1 martin
117 1.1 martin message entropy_seed
118 1.1 martin {NetBSD entropy seed file}
119 1.1 martin
120 1.1 martin message entropy_seed_hdr
121 1.1 martin {On a NetBSD system with cryptographically strong pseudo random number
122 1.1 martin generator you can create an entropy snapshot like this:}
123 1.1 martin
124 1.1 martin message entropy_path_and_file
125 1.1 martin {Path and filename}
126 1.1 martin
127 1.1 martin message entropy_localfs
128 1.1 martin {Enter the unmounted local device and directory on that device where
129 1.1 martin the random data is located.}
130