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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 // | |
5 // This file contains the definition of protocol buffers for native browser | |
6 // fingerprinting. | |
7 | |
8 syntax = "proto2"; | |
9 | |
10 option optimize_for = LITE_RUNTIME; | |
11 | |
12 package autofill.risk; | |
13 | |
14 message Fingerprint { | |
15 // A simple protocol message to represent objects with width and height. | |
16 message Dimension { | |
17 optional int32 width = 1; | |
18 optional int32 height = 2; | |
19 } | |
20 | |
21 // Characteristics of the user's machine that are relatively durable, | |
22 // i.e. that are expected to change relatively infrequently. | |
23 message MachineCharacteristics { | |
24 // A simple protocol message that represents a plugin. | |
25 // e.g. flash, shockwave, acrobat reader, gears, picasa | |
26 message Plugin { | |
27 optional string name = 1; | |
28 optional string description = 2; | |
29 repeated string mime_type = 3; | |
30 optional string version = 4; | |
31 } | |
32 | |
33 // Information on the CPU. | |
34 message Cpu { | |
35 // e.g. "GenuineIntel" | |
36 optional string vendor_name = 1; | |
37 // e.g. "Intel(R) Xeon(R) CPU X5650 @ 2.67GHz\000" | |
38 optional string brand = 2; | |
39 } | |
40 | |
41 // Information on the GPU. | |
42 message Graphics { | |
43 // The GPU manufacturer's vendor id. | |
44 optional uint32 vendor_id = 1; | |
45 | |
46 // The GPU manufacturer's device id for the chip set. | |
47 optional uint32 device_id = 2; | |
48 | |
49 // The driver version on the GPU. | |
50 optional string driver_version = 3; | |
51 | |
52 // The driver date on the GPU. | |
53 optional string driver_date = 4; | |
54 | |
55 // The GPU performance statistics. | |
56 message PerformanceStatistics { | |
57 optional float graphics_score = 1; | |
58 optional float gaming_score = 2; | |
59 optional float overall_score = 3; | |
60 } | |
61 optional PerformanceStatistics performance_statistics = 5; | |
62 } | |
63 | |
64 // Username currently logged into computer / device. | |
65 // TODO(isherman): This seems like TMI. | |
66 optional string user_name = 1; | |
67 | |
68 // Build version string for the current operating system. | |
69 optional string operating_system_build = 2; | |
70 | |
71 // e.g. User-assigned computer name. | |
72 // TODO(isherman): This seems like TMI. | |
73 optional string device_name = 3; | |
74 | |
75 // Browser install time (hours since epoch). | |
76 optional int64 browser_install_time_hours = 4; | |
77 | |
78 // Fonts installed on the machine. | |
79 repeated string font = 5; | |
80 | |
81 // Plug-ins installed on the machine. | |
82 repeated Plugin plugin = 6; | |
83 | |
84 // Delta in ms of the device's time zone from UTC. | |
85 optional int64 utc_offset_ms = 7; | |
86 | |
87 // IETF-formatted language tag. e.g. "en", "en-US", "es-419", etc. | |
88 // http://en.wikipedia.org/wiki/IETF_language_tag | |
89 optional string browser_language = 8; | |
90 | |
91 // User-requested language code of viewed sites. Languages in | |
92 // accept-languages. | |
93 repeated string requested_language = 9; | |
94 | |
95 // Default charset of the browser. (e.g. ISO-8859-1, obtained from | |
96 // document.defaultCharset) | |
97 optional string charset = 10; | |
98 | |
99 // The number of physical screens. | |
100 optional int32 screen_count = 11; | |
101 | |
102 // Information about the user's monitor's physical screen size. | |
103 // (e.g. 1024 x 768) | |
104 optional Dimension screen_size = 12; | |
105 | |
106 // The color depth of the user's screen (obtained from screen.colorDepth | |
107 // or screen.pixelDepth) | |
108 optional int32 screen_color_depth = 13; | |
109 | |
110 // Information about the size of the portion of the screen that is unusable | |
111 // to a program (i.e. on Windows, the portion of the screen that is taken | |
112 // up by the taskbar) | |
113 optional Dimension unavailable_screen_size = 14; | |
114 | |
115 optional string user_agent = 15; | |
116 | |
117 // Total size of each hard drive partition. | |
118 repeated int32 partition_size = 16; | |
119 | |
120 optional Cpu cpu = 17; | |
121 | |
122 // Total RAM in bytes. | |
123 optional int64 ram = 18; | |
124 | |
125 // Graphics card being used. | |
126 optional Graphics graphics_card = 19; | |
127 | |
128 // Build version string for browser. | |
129 optional string browser_build = 20; | |
130 | |
131 } | |
132 | |
133 // Contains properties relating to more transient computer / browser state. | |
134 message TransientState { | |
135 // Corresponds to window.innerWidth / innertHeight | |
136 optional Dimension inner_window_size = 1; | |
137 | |
138 // Corresponds to window.outerWidth / outerHeight | |
139 optional Dimension outer_window_size = 2; | |
140 } | |
141 | |
142 // Measures computer / network performance. | |
143 message Performance { | |
144 // Bandwidth in MB/s. network.connection.bandwidth | |
145 optional float bandwidth = 1; | |
146 // Whether bandwidth cost is metered. network.connection.metered | |
147 optional bool metered = 2; | |
148 // Whether it's wifi, 3g, 2g, etc. network.connection.type | |
149 optional string network_type = 3; | |
150 } | |
151 | |
152 // Properties describing the user -- especially the user's state in the | |
153 // physical world. | |
154 message UserCharacteristics { | |
155 message Vector { | |
156 optional int32 x = 1; | |
157 optional int32 y = 2; | |
158 optional int32 z = 3; | |
159 } | |
160 | |
161 message Location { | |
162 // Meters above sea level. | |
163 optional double altitude = 1; | |
164 // Latitude in degrees. | |
165 optional double latitude = 2; | |
166 // Longitude in degrees. | |
167 optional double longitude = 3; | |
168 // Accuracy in meters. 95% probability of being in this radius of | |
169 // lat / long. | |
170 optional float accuracy = 4; | |
171 // Milliseconds since epoch since measurement. | |
172 optional double time_in_ms = 5; | |
173 } | |
174 | |
175 // Average force by finger presses. TouchEvent.force | |
176 optional float force = 1; | |
177 // Average finger width. TouchEvent.radiusX | |
178 optional float touch_width = 2; | |
179 // Average finger height. TouchEvent.radiusY | |
180 optional float touch_height = 3; | |
181 // TouchEvent.rotationAngle | |
182 optional int32 touch_rotation = 4; | |
183 // Orientation while user is navigating flow and the device is roughly | |
184 // stable. x for alpha, y for beta, z for gamma | |
185 // TODO(isherman): Orientation data is only available asynchronously in | |
186 // Chrome. | |
187 optional Vector device_orientation = 5; | |
188 // Acceleration while measuring orientation. | |
189 // TODO(isherman): Acceleration data is not available in Chrome. | |
190 optional Vector device_acceleration = 6; | |
191 optional Location location = 7; | |
192 } | |
193 | |
194 // Metadata associated with data collection or the user that doesn't actually | |
195 // fingerprint the device. | |
196 message Metadata { | |
197 // When this data was collected / received, in milliseconds since the epoch. | |
198 optional int64 timestamp_ms = 1; | |
199 // Gaia id associated with transaction. | |
200 optional int64 gaia_id = 2; | |
201 // Version of the native library generating this proto. | |
202 // This may be manually bumped when the code populating the proto has | |
203 // significantly changed. | |
204 optional int32 fingerprinter_version = 3; | |
205 } | |
206 | |
207 // Computer / browser fingerprint. | |
208 optional MachineCharacteristics machine_characteristics = 1; | |
209 | |
210 optional Performance performance = 2; | |
211 | |
212 optional UserCharacteristics user_characteristics = 3; | |
213 | |
214 optional TransientState transient_state = 4; | |
215 | |
216 // Metadata associated with data collection. | |
217 optional Metadata metadata = 5; | |
218 } | |
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