Since 2005 —The World's
#1 CISO Peer
Network
Established in 2005. 6,500+ elite cybersecurity executives. 90% of Fortune 1000 represented. The peer community built by CISOs, for CISOs — no vendors, no noise.
Breach Memory
The Breaches That Defined Our Era
From the CISO's chair — what we learned, what we missed, what we'd do differently.
Change Healthcare
Ransomware / ALPHV
"We had the detection capability. We didn't have the response playbook for a vendor this embedded in our supply chain."Read full analysis
AT&T
Data Exfiltration via Snowflake
"Third-party cloud misconfigurations are the new perimeter. We learned that the hard way."Read full analysis
Ticketmaster / Live Nation
ShinyHunters via Snowflake
"The blast radius of a single SaaS misconfiguration is now measured in hundreds of millions."Read full analysis
National Public Data
Unprotected Database
"A data broker with no CISO, no security program, holding half the country's SSNs. This is the systemic risk we can't fix from inside our own walls."Read full analysis
CDK Global
BlackSuit Ransomware
"OT-adjacent ransomware that took down an entire industry vertical. The interconnectedness of modern business is our greatest vulnerability."Read full analysis
PowerSchool
Credential Theft
"Education sector breaches don't make headlines the way financial ones do. They should. These are children's records."Read full analysis
Oracle Health
Legacy System Compromise
"Legacy healthcare systems are a ticking clock. We've known this for a decade. The bill is coming due."Read full analysis
Salt Typhoon (US Telecoms)
Chinese APT
"Nation-state actors living in our telecom infrastructure for months. The dwell time is what keeps me up at night."Read full analysis
DeepSeek AI
Data Exposure
"Every AI tool your employees use is a potential exfiltration channel. Shadow AI is the new shadow IT."Read full analysis
Critical Infrastructure
ICS / SCADA Attack
"The scenario we've been tabletop-exercising for 10 years. When it happened, the playbook was still wrong."Read full analysis
What Keeps CISOs Up Tonight?
Anonymous. Real-time. Updated as peers vote.
Anonymous · No account required · Results update in real time
Peer Wisdom
Unfiltered. Anonymous. From the Chair.
Real insights from active CISOs — no names, no companies, no filters.
“”
Who's Inside CISO Network
6,500+ vetted Chief Information Security Officers from the world's most consequential organizations. 90% of Fortune 1000 companies have a member inside.
Vetted applications only · Vendor-neutral · Peer-reviewed
Real conversations.
No vendor noise.
Inside CISO Network, 6,500+ security leaders share zero-days, board strategies, vendor red flags, and career intelligence — in real time, peer-to-peer. No sales pitches. No marketing fluff.
- Private Q&A board — ask anything, get peer answers
- Real-time threat intelligence sharing
- Vendor contract red flags and benchmarks
- Board-level reporting templates and frameworks
- Incident response peer support at 2am
How are you handling board-level AI risk reporting in 2026?
14 repliesNew member joined from a Fortune 50 healthcare organization
Zero-day in enterprise VPN stack — sharing IOCs in private thread
31 repliesExecutive Dinner — NYC — 3 seats remaining
Anyone dealt with SEC disclosure timing pressure from legal?
9 repliesNew member joined from a top-5 U.S. bank
Vendor contract red flags — sharing template in the tools section
22 repliesWhat's your current MTTR benchmark for ransomware incidents?
17 repliesWhere the World's
Top CISOs Gather
Private, invitation-only events designed for the world's most senior cybersecurity executives. No vendors. No pitches. Just peer-level conversation at the highest level.
Dinners
Exclusive executive dinners bringing together top CISOs in intimate settings across 20 cities.
View EventsSpecial Events
VIP gatherings, summits, and leadership forums for cybersecurity executives.
View EventsConferences
Global leadership conferences featuring the world's foremost security leaders.
View EventsYacht Cruise
Annual January overnight yacht cruise — invitation only, no agenda, open ocean, pure peer conversation.
View EventsFishing Tournament
Annual April deep-sea fishing tournament in Tampa Bay — teams, brackets, and a dockside awards dinner.
View EventsGolf Outings
5 rounds at 5 world-class courses across the country — Scottsdale, Pebble Beach, Pinehurst, Kiawah Island, and Hawaii.
View EventsReady to be in the room?
Membership is by application. Seats are limited.
Sponsorship Opportunity
2026 CISO Network Executive Shirts
Put your logo on the backs of the most senior cybersecurity executives in the country. 500 premium shirts sent directly to CISO Network members — a walking billboard in every boardroom, conference, and war room in America.
250 Shirts
Half-Run Sponsor
$25,000
- Logo on 250 executive shirts
- Shipped directly to CISO Network members
- Brand exposure at events, offices & conferences
- Logo on CISO Network website
- Social media recognition post
500 Shirts
Full-Run Sponsor
$50,000
- Logo on all 500 executive shirts
- Shipped directly to CISO Network members
- Maximum brand saturation across the network
- Prominent logo on CISO Network website
- Dedicated email blast to 6,500+ members
- Social media campaign + spotlight feature
100 Hoodies
Hoodie Sponsor
$25,000
- Logo on 100 premium CISO Network hoodies
- Shipped directly to top-tier members
- High-visibility at conferences & events
- Logo on CISO Network website
- Social media recognition post
Are you a CISO Network member?
Pre-Register to Receive Your Executive Shirt
Shirts will be sent to members once a sponsor is confirmed. Pre-register now to secure your spot in the first run of 500.
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Exclusive intelligence and member-only resources
Peer Network
6,500+ elite cybersecurity executives
Events
Dinners, summits, webinars, and conferences
Global Reach
90% of Fortune 1000 represented
Two Decades They Can't Replicate
CISO Network has been building the world's most trusted security leadership community since 2005. This is a history no competitor can manufacture overnight.
CISO Network Founded
Brad Haizlett launches the first peer-to-peer CISO community — a private network for security executives to share intelligence without vendor interference.
First Executive Dinner Series
Intimate CISO dinners launch in New York and San Francisco — the format that would define peer networking for security leaders.
500 Vetted Members
Membership reaches 500 vetted CISOs. Fortune 500 representation crosses 40% as enterprise security leaders seek trusted peer counsel.
National Dinner Expansion
Executive dinner series expands to 10 cities. CISO Network becomes the go-to venue for face-to-face peer exchange across the country.
Black Hat Partnership
CISO Network establishes a signature presence at Black Hat USA — hosting private executive receptions and VIP networking for member CISOs.
2,000 Members — Fortune 1000 Majority
Membership surpasses 2,000 vetted CISOs. Over 60% of Fortune 1000 companies now have a CISO Network member.
Golf, Chess & Yacht Events Launch
Signature lifestyle events debut — CISO Golf Outings, Chess Tournaments, and Yacht Cruises bring peer networking beyond the conference room.
Digital Community Platform
CISO Network launches its private digital platform — enabling real-time peer exchange, threat intelligence sharing, and Q&A during the pandemic.
Vendor Intelligence Suite
Anti-Gartner tools launch for members — ROI Decoder, Capability Matrix, Contract Benchmarks. Giving CISOs the data to push back on vendor hype.
5,000+ Members — 80% Fortune 1000
Membership crosses 5,000 vetted CISOs. 80% of Fortune 1000 companies represented. CISO Network is the undisputed home of security leadership.
Threat Compass & Academy Launch
Threat Compass intelligence platform and CISO Academy certifications launch — giving members both real-time intel and career credentials.
6,500+ Members — 90% Fortune 1000
Today: 6,500+ vetted CISOs, 90% Fortune 1000 coverage, 15+ dinner cities, and 20+ years of unbroken community leadership.
20 years of trust · 500+ events · 6,500+ members · No imitator comes close
We Reviewed Every "Competitor."
One Is Real. We're Better.
Evanta by Gartner is a real community — but vendor-sponsored and Gartner analyst-driven. The rest are parked domains, vendors, media companies, a webinar platform, or a California web design agency. None are independent peer communities.
| Feature | CISO NetworkIndependent · 2005 | Evanta / GartnerVendor-Sponsored | All OthersDead / Vendor / Media |
|---|---|---|---|
| True peer community (CISOs only) | |||
| Vendor-neutral (no sponsor access) | |||
| Independent (no parent company) | |||
| Open to all CISO levels | |||
| Always-on private platform | |||
| Active since 2005 |
Explore CISO Network