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# Conference Location Score Website
1 DEF CON   Las Vegas 300
2 Black Hat USA   Las Vegas 290
3 Black Hat Europe   London 210
4 BSides LV   Las Vegas 208
5 DerbyCon   Louisville 203
6 USENIX Security Symposium   Baltimore 193
7 Chaos Communication Congress   Leipzig 189
8 Black Hat Asia   Singapore 189
9 DEF CON [side events]   Las Vegas 188
10 Black Hat USA [side events]   Las Vegas 187
11 CanSecWest   Vancouver 184
12 ShmooCon   Washington D.C 183
13 Infiltrate   Miami 177
14 Toorcon   San Diego 174
15 Hack In Paris   Paris 170
16 TROOPERS   Heidelberg 168
17 Brucon   Brussels 167
18 Virus Bulletin   London 165
19 Nullcon   Goa 164
20 Hack In The Box   Amsterdam 164
21 Hackfest   Quebec 163
22 Sector   Toronto 160
23 Deepsec   Vienna 157
24 PHDays   Moscow 155
25 Cactuscon   Arizona 151
26 InsomniHack   Geneva 150
27 SyScan360   Singapore 146
28 Recon   Brussels 145
29 Thotcon   Chicago 144
30 BSides London   London 140
31 NorthSec   Montreal 133
32 Confidence   Krakow 129
33 RSA Conference   San Francisco 128
34 Hack.lu   Luxembourg 122
35 POC Conference   Seoul 115
36 Black Hat Europe [side events]   London 114
37 Hacker Halted   Atlanta 114
38 Black Hat Asia [side events]   Singapore 113
39 AppSec Europe   London 113
40 Ekoparty   Buenos Aires 113
41 Hack Miami   Miami 113
42 Wild West Hackin Fest   Deadwood 112
43 Disobey   Helsinki 112
44 Hacktivity   Budapest 112
45 DefCamp   Bucharest 112
46 LeHACK   Paris 111
47 Zero Nights   St.Petersburg 107
48 HITCON   Taipei 106
49 BSides Lisbon   Lisbon 105
50 RomHack   Rome 103
51 TyphoonCon   Seoul 101
52 BSides Belfast   Belfast 99
53 Hackers 2 Hackers (H2HC)   Sao Paulo 98
54 Blackalps   Yverdon-les-Bains 97
55 HackIT   Kyiv 95
56 RuhrSec   Bochum 94
57 SEC-T   Stockholm 94
58 BSides Istanbul   Istanbul 94
59 NOPCON   Istanbul 93
60 Bornhack   Bornholm 93
61 Security Fest   Göteborg 90
62 Kernelcon   Omaha 88
63 OffensiveCon   Berlin 86
64 BSides SF   San Francisco 85
65 Bsides Budapest   Budapest 84
66 AFCEA   Tokyo 83
67 BSides Milano   Milano 82
68 Securi-tay   Dundee 81
69 T2fi   Helsinki 80
70 Eurosec   Dresden 80
71 Code Blue   Tokyo 80
72 Sacon   Bangalore 80
73 HouSecCon   Houston 79
74 GreHack   Grenoble 79
75 Ruxcon   Melbourne 78
76 Rootcon   Manila 78
77 SigSegv   Paris 78
78 Kiwicon   Wellington 77
79 44Con   London 77
80 BSides Canberra   Canberra 76
81 Toulouse Hacking Convention   Toulouse 76
82 Rootedcon   Madrid 76
83 BSides Amman   Amman 76
84 BSides Cairo   Cario 76