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Cybersecurity startups that raised Series B

Source: FundingWatcher. Data as of 4 September 2026.

643
Companies
$15.8B
Last round total
100
Rows shown
4 September 2026
Data as of

Latest rounds

Most recent round first
100 rows
# Company Round Amount Date City Sector
1 Yardstik Series B $30.0M 2026-08-27 Minneapolis Artificial intelligence
2 Yuno Series B $45.0M 2026-08-12 Bogotá Fintech
3 DataBahn Series B $40.0M 2026-07-30 Dallas Artificial intelligence
4 Onyx Security Series B $113.0M 2026-07-29 New York Artificial intelligence
5 Glow Series B $100.0M 2026-07-22 Palo Alto Artificial intelligence
6 Twenty Technologies Series B $30.0M 2026-07-20 Arlington Artificial intelligence
7 Risk Ledger Series B $32.5M 2026-07-15 London Cybersecurity
8 Patronus AI Series B $50.0M 2026-06-25 San Francisco Artificial intelligence
9 Mitigata Series B $15.0M 2026-06-23 Bangalore Fintech
10 Equal AI Series B $30.0M 2026-06-12 Hyderabad Artificial intelligence
11 Coram AI Series B $35.0M 2026-06-11 Sunnyvale Artificial intelligence
12 Perseus Series B $10.5M 2026-06-10 Siheungodong Cybersecurity
13 Airis Labs Series B $31.0M 2026-05-27 Washington Artificial intelligence
14 Exaforce Series B $125.0M 2026-05-12 San Jose Artificial intelligence
15 Cinder Technologies Series B $41.0M 2026-05-12 New York Artificial intelligence
16 Yige Cloud Technology Series B $13.9M 2026-05-11 Hangzhou Cybersecurity
17 Darkhive Inc. Series B $30.0M 2026-05-07 San Antonio Artificial intelligence
18 Alcatraz AI Series B $50.0M 2026-04-01 Cupertino Artificial intelligence
19 TENEX.AI Series B $250.0M 2026-03-31 Sarasota Artificial intelligence
20 depthfirst Series B $80.0M 2026-03-31 San Francisco Artificial intelligence
21 Linx Security Series B $50.0M 2026-03-31 New York Cybersecurity
22 Cloaked Series B $375.0M 2026-03-19 Lowell Cybersecurity
23 Oasis Security Series B $120.0M 2026-03-19 New York Hardware
24 Allure Security Technology Series B $17.0M 2026-03-19 Waltham Artificial intelligence
25 Somos Internet Series B $40.0M 2026-03-12 Medellín Hardware
26 Cleafy Series B $13.9M 2026-03-12 Milan Fintech
27 Evervault Series B $25.0M 2026-03-05 Dublin Cybersecurity
28 Aalyria Series B $100.0M 2026-02-23 Livermore Hardware
29 Opaque Systems Series B $24.0M 2026-02-12 San Francisco Artificial intelligence
30 Zhongzhiwei Technology Series B 2026-02-02 Nanking Artificial intelligence
31 Outtake Series B $40.0M 2026-01-28 Brooklyn Artificial intelligence
32 Chaitin Tech Series B $71.9M 2026-01-27 Beijing Cybersecurity
33 Upwind Security Series B $250.0M 2026-01-26 San Francisco Hardware
34 Cipher Gateway Series B $13.3M 2026-01-26 Beijing Cybersecurity
35 Aikido Security Series B $60.0M 2026-01-14 Ghent Cybersecurity
36 CloudSEK Series B $10.0M 2026-01-13 Singapore Artificial intelligence
37 Harmony Technology Series B $14.3M 2026-01-12 Chengdu Hardware
38 Canopy Works Series B $22.0M 2026-01-08 San Francisco Hardware
39 Blackbird.AI Series B $28.0M 2026-01-07 Rochester Artificial intelligence
40 Cambium Series B $100.0M 2026-01-05 El Segundo Energy
41 Zhangba Wangan Series B $7.0M 2025-12-31 Beijing Cybersecurity
42 ZhongAn Xingyun Series B 2025-12-30 Beijing Hardware
43 Zhili IoT Series B $14.3M 2025-12-25 Shanghai Energy
44 Adaptive Security Series B $81.0M 2025-12-16 New York Artificial intelligence
45 Logpresso Series B $10.9M 2025-12-16 Seoul Cybersecurity
46 Saviynt Series B $700.0M 2025-12-09 El Segundo Artificial intelligence
47 AnChain.ai Series B 2025-12-02 San Jose Artificial intelligence
48 SpecterOps Series B $30.0M 2025-11-24 Alexandria Education
49 Guardio Series B $80.0M 2025-11-19 Tel Aviv Cybersecurity
50 Sweet Security Series B $75.0M 2025-11-12 Tel Aviv Cybersecurity
51 Truffle Security Series B $25.0M 2025-11-06 San Francisco Cybersecurity
52 SecureNavi Series B $7.8M 2025-11-06 Tokyo Cybersecurity
53 Sunflower Labs Series B $16.0M 2025-11-04 San Francisco Hardware
54 Reflectiz Series B $22.0M 2025-10-29 Ramat Gan Cybersecurity
55 ConductorOne Series B $79.0M 2025-10-28 San Francisco Artificial intelligence
56 Formalize Series B $35.0M 2025-10-28 Aarhus Cybersecurity
57 Conceal Series B $26.0M 2025-10-16 Augusta Cybersecurity
58 Basis Theory Series B $33.0M 2025-10-14 Mill Valley Fintech
59 Resistant AI Series B $25.0M 2025-10-13 Prague Artificial intelligence
60 Hoverfly Series B $20.0M 2025-10-08 Sanford Hardware
61 Cerby Series B 2025-09-24 San Francisco Cybersecurity
62 Silent Push Series B $10.0M 2025-09-12 Reston Cybersecurity
63 Clear Skye Series B $16.1M 2025-09-11 San Francisco Cybersecurity
64 Saesol Tech Series B $7.2M 2025-09-01 Seoul Cybersecurity
65 Seemplicity Series B $50.0M 2025-08-20 Tel Aviv Cybersecurity
66 1Kosmos Series B $47.0M 2025-08-12 Edison Cybersecurity
67 FORT Robotics Series B $18.9M 2025-08-06 Philadelphia Hardware
68 Noma Security Series B $100.0M 2025-07-31 Herzliya Artificial intelligence
69 Blink Ops Series B $50.0M 2025-07-28 Austin Artificial intelligence
70 Asylon Series B $24.0M 2025-07-22 Philadelphia Hardware
71 GigaIO Series B $21.0M 2025-07-17 Carlsbad Artificial intelligence
72 NetBox Labs Series B $35.0M 2025-07-14 New York Artificial intelligence
73 Thrivyx Series B $5.0M 2025-07-13 Lekki Hardware
74 Zama Series B $57.0M 2025-06-25 Zug Cybersecurity
75 HUAUN Series B 2025-06-23 Haidian Cybersecurity
76 Supply Wisdom Series B $14.0M 2025-06-18 New York Cybersecurity
77 Fleet Device Management Series B $27.0M 2025-06-17 San Francisco Cybersecurity
78 Conveyor Series B $20.0M 2025-06-12 San Francisco Artificial intelligence
79 Garuda Aerospace Series B $1.0M 2025-06-11 Chennai Hardware
80 Hypernative Series B $40.0M 2025-06-10 Herzliya Artificial intelligence
81 Guardz Series B $56.0M 2025-06-09 Miami Artificial intelligence
82 Turnkey Series B $30.0M 2025-06-09 New York Fintech
83 OneKey Customer Service Series B 2025-06-05 Hong Kong Fintech
84 Deep Sentinel Series B $15.0M 2025-06-03 Pleasanton Commerce
85 StackHawk Series B $12.0M 2025-05-22 Denver Cybersecurity
86 Graphiant Series B $19.0M 2025-05-19 San Jose Artificial intelligence
87 AURA Series B $15.1M 2025-05-16 Johannesburg Cybersecurity
88 TurbineOne Series B $36.0M 2025-05-14 San Francisco Cybersecurity
89 Ox Security Series B $60.0M 2025-05-07 Tel Aviv Artificial intelligence
90 Doppel Series B $35.0M 2025-05-02 Covina Artificial intelligence
91 Endor Labs Series B $93.0M 2025-04-23 Palo Alto Artificial intelligence
92 Noxtua Series B $91.8M 2025-04-23 Berlin Artificial intelligence
93 Cynomi Series B $37.0M 2025-04-23 Herzliya Artificial intelligence
94 Sentra Series B $50.0M 2025-04-22 Tel Aviv Cybersecurity
95 Push Security Series B $30.0M 2025-04-21 Boston Artificial intelligence
96 Sekoia Series B $28.5M 2025-04-09 Rennes Artificial intelligence
97 Portnox Series B $37.5M 2025-04-08 Austin Hardware
98 Anecdotes Series B $30.0M 2025-04-08 Palo Alto Artificial intelligence
99 Tomorro Series B $27.0M 2025-03-31 Paris Artificial intelligence
100 Graphite Series B $52.0M 2025-03-18 New York Artificial intelligence

Table 1. The 100 most recent rounds. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

Largest rounds

Largest round first
100 rows
# Company Round Amount Date City Sector
1 Saviynt Series B $700.0M 2025-12-09 El Segundo Artificial intelligence
2 Cloaked Series B $375.0M 2026-03-19 Lowell Cybersecurity
3 TENEX.AI Series B $250.0M 2026-03-31 Sarasota Artificial intelligence
4 Upwind Security Series B $250.0M 2026-01-26 San Francisco Hardware
5 GitHub Series B $250.0M 2015-07-29 San Francisco Artificial intelligence
6 Incode Technologies Series B $220.0M 2021-12-07 San Francisco Biotech
7 STACKPATH Series B $216.0M 2020-03-17 Dallas Hardware
8 iboss Series B $145.0M 2021-01-05 Boston Cybersecurity
9 Envelop Risk Series B $129.8M 2021-09-14 Bristol Artificial intelligence
10 Exaforce Series B $125.0M 2026-05-12 San Jose Artificial intelligence
11 Oasis Security Series B $120.0M 2026-03-19 New York Hardware
12 Panther Series B $120.0M 2021-12-02 San Francisco Cybersecurity
13 Onyx Security Series B $113.0M 2026-07-29 New York Artificial intelligence
14 Glow Series B $100.0M 2026-07-22 Palo Alto Artificial intelligence
15 Aalyria Series B $100.0M 2026-02-23 Livermore Hardware
16 Cambium Series B $100.0M 2026-01-05 El Segundo Energy
17 Noma Security Series B $100.0M 2025-07-31 Herzliya Artificial intelligence
18 Apiiro Series B $100.0M 2022-11-03 New York Cybersecurity
19 Bitwarden Series B $100.0M 2022-09-06 Santa Barbara Cybersecurity
20 TokenEx Series B $100.0M 2022-03-23 Tulsa Fintech
21 Offchain Labs Series B $100.0M 2021-08-31 New York Cybersecurity
22 Secsmart Series B $94.1M 2021-12-20 Hangzhou Artificial intelligence
23 Endor Labs Series B $93.0M 2025-04-23 Palo Alto Artificial intelligence
24 Brivo Series B $92.5M 2023-05-17 Bethesda Cybersecurity
25 Noxtua Series B $91.8M 2025-04-23 Berlin Artificial intelligence
26 Adaptive Security Series B $81.0M 2025-12-16 New York Artificial intelligence
27 depthfirst Series B $80.0M 2026-03-31 San Francisco Artificial intelligence
28 Guardio Series B $80.0M 2025-11-19 Tel Aviv Cybersecurity
29 ConductorOne Series B $79.0M 2025-10-28 San Francisco Artificial intelligence
30 Sweet Security Series B $75.0M 2025-11-12 Tel Aviv Cybersecurity
31 SoSafe Series B $73.0M 2022-01-13 Köln Cybersecurity
32 Chaitin Tech Series B $71.9M 2026-01-27 Beijing Cybersecurity
33 Adlumin Series B $70.0M 2023-10-24 Burlington Cybersecurity
34 PlexTrac Series B $70.0M 2022-02-02 Boise Hardware
35 MetaMap Series B $70.0M 2021-12-28 San Francisco Artificial intelligence
36 Ermetic - a Tenable company Series B $70.0M 2021-12-15 Tel Aviv Cybersecurity
37 SentiLink Series B $70.0M 2021-08-05 San Francisco Fintech
38 InfoSum Series B $65.0M 2021-08-17 Basingstoke Cybersecurity
39 Edge Delta Series B $63.0M 2022-05-03 Seattle Hardware
40 Aikido Security Series B $60.0M 2026-01-14 Ghent Cybersecurity
41 Ox Security Series B $60.0M 2025-05-07 Tel Aviv Artificial intelligence
42 Protect AI Series B $60.0M 2024-08-02 Seattle Artificial intelligence
43 CertiK Series B $60.0M 2022-04-22 New York Cybersecurity
44 DataGuard Series B $60.0M 2022-09-21 Munich Cybersecurity
45 Zama Series B $57.0M 2025-06-25 Zug Cybersecurity
46 Guardz Series B $56.0M 2025-06-09 Miami Artificial intelligence
47 Secureframe Series B $56.0M 2022-02-23 San Francisco Artificial intelligence
48 Cycode Series B $56.0M 2021-11-30 Tel Aviv Cybersecurity
49 ReversingLabs Series B $56.0M 2021-08-05 Cambridge Cybersecurity
50 Hack The Box Series B $55.0M 2023-01-11 Folkestone Artificial intelligence
51 Fourthline Series B $54.5M 2023-04-03 Amsterdam Fintech
52 Cybercity Series B $53.0M 2001-04-01 Copenhagen Hardware
53 Gretel Series B $52.2M 2021-10-07 San Diego Artificial intelligence
54 Graphite Series B $52.0M 2025-03-18 New York Artificial intelligence
55 Magic Series B $52.0M 2023-05-31 San Francisco Fintech
56 TXOne Networks Series B $51.0M 2024-05-07 Taipei Cybersecurity
57 Patronus AI Series B $50.0M 2026-06-25 San Francisco Artificial intelligence
58 Alcatraz AI Series B $50.0M 2026-04-01 Cupertino Artificial intelligence
59 Linx Security Series B $50.0M 2026-03-31 New York Cybersecurity
60 Seemplicity Series B $50.0M 2025-08-20 Tel Aviv Cybersecurity
61 Blink Ops Series B $50.0M 2025-07-28 Austin Artificial intelligence
62 Sentra Series B $50.0M 2025-04-22 Tel Aviv Cybersecurity
63 Blockaid Series B $50.0M 2025-02-18 Tel Aviv-jaffa Cybersecurity
64 Todyl Series B $50.0M 2024-02-26 Denver Cybersecurity
65 OnPoint Series B $50.0M 2022-06-27 Arlington Cybersecurity
66 LiveView Technologies Series B $50.0M 2022-06-14 Orem Cybersecurity
67 Theta Lake Series B $50.0M 2022-03-23 Santa Barbara Artificial intelligence
68 Merit Series B $50.0M 2022-01-12 Sunnyvale Cybersecurity
69 Datacloak Series B $50.0M 2021-09-29 Shenzhen Cybersecurity
70 Privacera Series B $50.0M 2021-03-09 San Francisco Cybersecurity
71 Roboteam Series B $50.0M 2016-09-15 Gaithersburg Hardware
72 Credgenics Series B $50.0M 2023-08-09 Noida Fintech
73 vivenu Series B $49.2M 2021-11-12 Düsseldorf Cybersecurity
74 BlackWall Series B $49.0M 2025-03-13 Tallinn Artificial intelligence
75 1Kosmos Series B $47.0M 2025-08-12 Edison Cybersecurity
76 Opkey Series B $47.0M 2024-08-22 Dublin Artificial intelligence
77 Bishop Fox Series B $46.0M 2022-11-15 Tempe Cybersecurity
78 Yuno Series B $45.0M 2026-08-12 Bogotá Fintech
79 Astrix Security Series B $45.0M 2024-12-10 Tel Aviv Artificial intelligence
80 Concentric AI Series B $45.0M 2024-10-24 San Jose Artificial intelligence
81 Elisity Series B $45.0M 2024-04-29 San Jose Artificial intelligence
82 Stairwell Series B $45.0M 2022-10-11 Mountain View Cybersecurity
83 TEHTRIS Series B $42.7M 2022-10-12 Pessac Cybersecurity
84 NETSCOUT Systems Series B $42.5M 1999-01-01 Westford Hardware
85 Twingate Series B $42.0M 2022-04-14 Redwood City Cybersecurity
86 Panorays Series B $42.0M 2021-09-23 New York Cybersecurity
87 Proxy Series B $42.0M 2020-03-16 San Francisco Hardware
88 CipherTrust Series B $42.0M 2004-03-08 Alpharetta Hardware
89 Cinder Technologies Series B $41.0M 2026-05-12 New York Artificial intelligence
90 Grip Security Series B $41.0M 2023-08-22 Tel Aviv Cybersecurity
91 DataBahn Series B $40.0M 2026-07-30 Dallas Artificial intelligence
92 Somos Internet Series B $40.0M 2026-03-12 Medellín Hardware
93 Outtake Series B $40.0M 2026-01-28 Brooklyn Artificial intelligence
94 Hypernative Series B $40.0M 2025-06-10 Herzliya Artificial intelligence
95 Transcend Series B $40.0M 2024-05-28 San Francisco Hardware
96 DUST Identity Series B $40.0M 2023-12-05 Newton Cybersecurity
97 Legit Security Series B $40.0M 2023-09-20 Boston Artificial intelligence
98 Isovalent Series B $40.0M 2022-09-07 Cupertino Cybersecurity
99 Nightfall Series B $40.0M 2022-08-10 San Francisco Artificial intelligence
100 Frontegg Series B $40.0M 2022-07-28 Mountain View Cybersecurity

Table 2. The 100 largest rounds. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

By month

MonthCompanies
2024-091
2024-105
2024-111
2024-124
2025-014
2025-024
2025-033
2025-048
2025-056
2025-0611
2025-076
2025-083
2025-094
2025-107
2025-116
2025-127
2026-0110
2026-023
2026-039
2026-041
2026-055
2026-065
2026-075
2026-082

Table 3. Cybersecurity startups that raised Series B by month of the round. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

Country

CountryCompanies
United States380
China67
Israel44
United Kingdom20
South Korea18
Germany15
France15
Canada12
India8
Japan8
The Netherlands6
Italy5
Singapore5
Ireland3
Belgium3

Table 4. Cybersecurity startups that raised Series B by country. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

City

CityCompanies
San Francisco54
New York38
Tel Aviv19
Palo Alto14
San Jose14
Beijing13
Boston12
London11
Sunnyvale11
Austin11
Haidian11
Seoul9
Paris9
Redwood City9
Santa Clara8

Table 5. Cybersecurity startups that raised Series B by city. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

Sector

SectorCompanies
Cybersecurity643
Software459
Hardware145
Artificial intelligence117
Fintech75
Commerce17
Education12
Biotech11
Health care10
Energy2

Table 6. Cybersecurity startups that raised Series B by sector. Source: FundingWatcher. Data as of 4 September 2026. Base: 643.

Cybersecurity at other stages

Other sectors that raised Series B

Cite: FundingWatcher, 643 cybersecurity companies whose most recent round is Series B, 4 September 2026. https://fundingwatcher.com/startups/cybersecurity/series-b/