Denver ISSA Women in Security Special Interest Group Dinner
Wed, Sep 30, 2026 · 5:30 p.m.
Trace3, 4601 DTC Blvd, Suite 400, Denver
Registration through Eventbrite; ticket types range from free to about $28.
ConfirmedMeetupFreePaid
Colorado
Denver, CO cybersecurity events & groups
Denver has monthly ISSA, ISACA, OWASP and Cloud Security Alliance chapter meetings, the DenverSec social on third Wednesdays, a first-Friday 2600 meeting, and DC303 talks and a monthly lock picking night at the denhac hackerspace. Conferences in the city include SecureWorld Denver (October 1, 2026), BSides Denver each September and Denver ISSA's RMISC at the Colorado Convention Center (May 11 to 13, 2027); ISC2 Security Congress and the WiCyS 2027 conference are at the Gaylord Rockies in neighboring Aurora.
Start here
- DenverSec: Free monthly social with no talks or sales pitches; everyone is welcome.
- DC303 (Denver DEF CON Group): Free evening talks and hands-on labs at the denhac hackerspace, with dates posted months ahead.
- OWASP Denver Chapter: Free application security meetups and a CTF night, plus the SnowFROC conference each spring.
Six months at a glance
September 2026
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 |
Datebook
September 2026
October 2026
MSU Denver WiCyS Fall Open House
Thu, Oct 1, 2026 · 12:30 p.m. to 2:00 p.m.
MSU Denver Administration Building, 1201 5th St, Denver
Meet the 2026 to 2027 chapter officers and sign up early for the fall workshops, speaker sessions and CTFs. Food provided while supplies last.
ConfirmedMeetupStudents only
SecureWorld Denver 2026
Thu, Oct 1, 2026
The Curtis Hotel, 1405 Curtis Street, Denver
The page shows a generic "This event has already passed" banner, a known template error on the SecureWorld site; the 14th annual event is listed for October 1, 2026 with registration open.
ConfirmedConferencePaidVendor-hosted
DC720 October 2026 Meeting
Fri, Oct 2, 2026 · 6:00 p.m. to 9:00 p.m.
712 Main Street, Longmont · Metro area
Social time and food from 6:00 p.m., news at 6:30 p.m., talk to be announced.
ConfirmedMeetupFree
Denver 2600
Fri, Oct 2, 2026 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
ISACA Denver CommunITy Day (Food Bank of the Rockies volunteer shift)
Sat, Oct 3, 2026 · 8:30 a.m. to noon
Food Bank of the Rockies, 20600 E 38th Ave, Aurora · Metro area
A community service shift for chapter members, not a talk. The chapter calendar lists 8:30 a.m. to noon; volunteers register on both the chapter site and the food bank's site.
ConfirmedMeetupMembers only
WiCyS Summit Across Colorado
Tue, Oct 6, 2026 · 5:00 p.m. to 7:00 p.m.
UCCS Kevin W. O'Neil Cybersecurity Center, 3650 N. Nevada Ave, Colorado Springs · Regional
Networking for Colorado's WiCyS university, state and industry chapters, sponsored by Deloitte. Colorado Springs is about 70 miles south of Denver.
ConfirmedSummitFreeVendor-hosted
IdentiBeer Denver
Wed, Oct 7, 2026 · 4:00 p.m. to 6:00 p.m.
CV Tap House & Kitchen, 6460 S Syracuse Way, Centennial · Metro area
Adjacent: identity and access management community.
ConfirmedMeetupFree
denhac LockSport (lock picking night)
Tue, Oct 13, 2026 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Oct 14, 2026 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
ISACA Denver October Chapter Meeting: Hard Numbers for Hard Truths
Thu, Oct 15, 2026 · 12:00 p.m. to 2:00 p.m.
Not yet posted on the chapter calendar · Metro area
A briefing on quantifying third-party breach risk across vendor ecosystems. The event page gives no venue or format.
ConfirmedChapter meetingPaid
DC303: The Coroner's Report, a guided autopsy of msfvenom's Windows shellcode
Fri, Oct 16, 2026 · 7:00 p.m. to 10:00 p.m.
denhac, 700 Kalamath Street, Denver
Interactive lab; participants bring a Windows 11 virtual machine set up with the organizer's script.
ConfirmedWorkshopFree
DenverSec
Wed, Oct 21, 2026 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
ISC2 Security Congress 2026
Sat, Oct 24 to Wed, Oct 28, 2026
Gaylord Rockies Resort & Convention Center, 6700 N Gaylord Rockies Blvd, Aurora (also online) · Metro area
ISC2's annual flagship conference, held in person and virtually. The Gaylord Rockies is near Denver International Airport, about 20 miles from downtown Denver.
ConfirmedConferencePaid
November 2026
Executive Women's Forum 2026 Annual Conference
Wed, Nov 4 to Fri, Nov 6, 2026
Gaylord Rockies Resort & Convention Center, Aurora · Metro area
Three days of leadership and technical tracks for women in cybersecurity, risk and technology. The Executive Women's Forum is a division of DSG Global, a company. The organizer describes the venue as Denver; the Gaylord Rockies is in Aurora.
ConfirmedConferencePaidVendor-hosted
Denver 2600
Fri, Nov 6, 2026 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
denhac LockSport (lock picking night)
Tue, Nov 10, 2026 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Nov 11, 2026 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
DenverSec
Wed, Nov 18, 2026 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
ISACA Denver November Chapter Meeting
Thu, Nov 19, 2026 · 12:00 p.m. to 2:00 p.m.
Not yet posted on the chapter calendar · Metro area
Topic, venue and format not yet posted.
ConfirmedChapter meetingPaid
December 2026
Denver 2600
Fri, Dec 4, 2026 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
denhac LockSport (lock picking night)
Tue, Dec 8, 2026 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Dec 9, 2026 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
CSA Colorado Holiday Party
Fri, Dec 11, 2026 · 6:00 p.m. to 10:00 p.m.
Denver area (venue not yet posted) · Metro area
The chapter's annual holiday party, listed under its LIFT program's 2026 events. The page does not name the 2026 venue or say whether registration is needed; the 2025 party was at Wynkoop Brewing, downtown Denver.
ConfirmedMeetupFree
DC303: Signal Hijacked, the blind spot in your mobile network
Fri, Dec 11, 2026 · 7:00 p.m. to 9:00 p.m.
denhac, 700 Kalamath Street, Denver
Research on QR code phishing, with a live audience demonstration.
ConfirmedMeetupFree
DenverSec
Wed, Dec 16, 2026 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
January 2027
Denver 2600
Fri, Jan 1, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
denhac LockSport (lock picking night)
Tue, Jan 12, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Jan 13, 2027 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
DenverSec
Wed, Jan 20, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
DC303: Missing, live-playing an ARG-style CTF
Fri, Jan 22, 2027 · 7:00 p.m. to 10:00 p.m.
denhac, 700 Kalamath Street, Denver
Easy to medium difficulty; bring a laptop with FTP, SSH and nmap.
ConfirmedCTFFree
February 2027
Denver 2600
Fri, Feb 5, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
denhac LockSport (lock picking night)
Tue, Feb 9, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Feb 10, 2027 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
DenverSec
Wed, Feb 17, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
March 2027
Denver 2600
Fri, Mar 5, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors)
Per published schedule; confirm with organizer.
MeetingFree
denhac LockSport (lock picking night)
Tue, Mar 9, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver
Per published schedule; confirm with organizer.
MeetingFree
Denver ISSA Chapter
Wed, Mar 10, 2027 · 11:30 a.m.
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver
Per published schedule; confirm with organizer.
MeetingPaid
DenverSec
Wed, Mar 17, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary
Per published schedule; confirm with organizer.
MeetingFree
WiCyS 2027 Annual Conference
Wed, Mar 17 to Fri, Mar 19, 2027
Gaylord Rockies Resort & Convention Center, 6700 N Gaylord Rockies Blvd, Aurora · Metro area
Call for presenters closes: Wed, Sep 30, 2026
Conference scholarship applications close: Wed, Sep 30, 2026
Student poster submissions close: Wed, Nov 4, 2026
The annual Women in CyberSecurity conference, with a career fair and a CTF. General registration opens December 9, 2026. The organizer lists the venue as Denver; the Gaylord Rockies is in Aurora.
ConfirmedConferencePaid
May 2027
June 2027
The Official Cybersecurity Summit: Denver 2027
Wed, Jun 16, 2027 · 8:00 a.m. to 6:00 p.m.
Denver (venue to be announced)
A one-day executive summit run by CyberRisk Alliance, a media and events company, and paid for by exhibiting vendors. The 2026 edition was held May 5 at the Hilton Denver City Center, with standard admission of $250; admission is limited to practitioners, and students and sales staff are not eligible.
ConfirmedSummitPaidVendor-hosted
July 2027
SANS Rocky Mountain 2027
Mon, Jul 26 to Sat, Jul 31, 2027
Grand Hyatt Denver, 1750 Welton Street, Denver (also online)
Early-bird discount payment deadline: Wed, Jan 6, 2027
Hotel group rate deadline: Fri, Jul 2, 2027
Refund deadline: Fri, Jul 9, 2027
Fourteen courses. Commercial training by the SANS Institute.
ConfirmedTrainingPaidVendor-hosted
On the radar
Announced without a date, or expected from past editions. Not confirmed.
OWASP SnowFROC 2027
Announced by the organizer; date not yet published.
Denver
Date TBAConferencePaid
BSides Boulder 2027
Usually held in June; 2027 date not yet announced
Boulder · Metro area
ExpectedConferencePaid
BSides Denver 2027
Held September 11 in 2026; 2027 date not yet announced
Denver
ExpectedConferencePaid
Groups & associations
Professional associations
Cloud Security Alliance Colorado Chapter
1125 17th Street, Denver (recent meetups) · In the city
Monthly evening meetups, usually on a Tuesday at 6:00 p.m.; dates posted on Meetup
Meetups in 2026 were held January 20, February 17, March 24, April 28, June 16, July 21 and September 15. Each meetup is paid for by a different company. The chapter held a Fall Summit on October 29, 2025 at the Cable Center; no 2026 summit was posted. Its LIFT program organizes free networking events for women in cybersecurity.
Free
Denver ISSA Chapter
Lunch meetings at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner meetings at Gensler, 1225 17th St, Suite 150, Denver · In the city
Second Wednesday of the month: lunch session 11:30 a.m. at Trace3 (Denver Tech Center) and dinner session 5:30 p.m. at Gensler (downtown)
Chapter meetings are free for members and $25 for non-members. October 14 and November 11, 2026 lunch and dinner meetings are posted on Eventbrite. The chapter also runs special interest group meetings (Women in Security, AI/ML) and the Rocky Mountain Information Security Conference (RMISC). No September 2026 chapter meeting was found.
Paid
ISACA Denver Chapter
Denver; venue varies by meeting (September 2026 meeting at the Hyatt Regency Denver Tech Center) · In the city
Monthly chapter meetings, mostly at noon on a Thursday or Friday in 2026, plus certification courses; dates posted on the chapter's Engage calendar
The chapter marked its 50th anniversary at the September 18, 2026 meeting. Meetings are free to members. A virtual CISM preparation course ran September 15 to October 1, 2026 ($2,500).
Paid
OWASP Boulder Chapter
Rule4, 3002 Bluff Street, Suite 100, Boulder · Metro area
Irregular evening meetups at 6:00 p.m.; dates posted on Meetup
The most recent meetup was a double-header on September 22, 2026; the one before it was October 21, 2025. The chapter also co-hosted OWASP Denver's January 2026 meetup.
Free
OWASP Denver Chapter
Dave & Buster's, 2000 S Colorado Blvd, Denver (recent meetups) · In the city
Evening meetups at 5:30 p.m. ("Mile High OWASP"), about monthly; dates posted on Meetup
Meetups in 2026 were held January 21 (with OWASP Boulder), March 18, August 27, September 17 and a CTF night on September 18. The chapter runs SnowFROC, its annual application security conference (April 16 to 17, 2026 at the Cable Center). No later meetup was posted on September 26, 2026.
Free
Hacker and grassroots groups
Colorado = Security
Statewide; 2026 summer picnic at Clement Park, Littleton · Metro area
Annual community summer picnic; a statewide events calendar, Slack workspace and podcast; separate peer community for security leaders
Community site running the Colorado = Security podcast and a shared calendar of Colorado security events. Its 2026 summer picnic, co-organized with local chapters, was held on August 22, 2026 at Clement Park Shelter A, Littleton. Leader dinners and a summit are limited to director-level and higher security leaders.
Free
DC303 (Denver DEF CON Group)
denhac, 700 Kalamath Street, Denver · In the city
Friday evenings, about every one to two months, 7:00 p.m.; dates move to fit speakers
Talks and hands-on labs at the denhac hackerspace. Meetings in 2026: February 27, May 22, August 28 and September 25. RSVP on the denhac Meetup page is optional.
Free
DC720 (Boulder County DEF CON Group)
712 Main Street, Longmont · Metro area
Monthly Friday evening meeting, 6:00 p.m. to 9:00 p.m., early in the month; each meeting posted on the group's site
Social time, news and a talk or open discussion. Meetings in 2026 were posted for August 7 (DEF CON 34 livestream watch party), September 4 and October 2. Longmont is about 35 miles north of downtown Denver.
Free
denhac LockSport (lock picking night)
denhac, 700 Kalamath Street, Denver · In the city
Second Tuesday of the month, 8:00 p.m.; dates posted on the denhac Meetup page
A hands-on lock picking class at the Denver hackerspace, open to all skill levels, with shared tools and locks. Free and open to the public; attendees sign denhac's waiver first. Sessions are posted for October 13, November 10 and December 8, 2026. denhac also holds open houses on Tuesday nights.
Free
Denver 2600
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · In the city
First Friday of the month, about 6:00 p.m.
Part of 2600 Magazine's monthly meeting network. The last activity date is the first Friday of September 2026, when 2600 Magazine's September meeting list still lists Denver; no post confirms that a specific meeting took place.
Free
DenverSec
Improper City, Denver (RiNo); location can vary · In the city
Usually the third Wednesday of the month, 7:00 p.m.
A CitySec social: no presentations, and sales pitches are discouraged. Recent meetups were July 15, August 19 and September 16, 2026 at Improper City. The group says dates and places can vary and posts each meetup on Mastodon.
Free
Northside Cyber
Westminster (June 2026 meetup at The Stillery, 10633 Westminster Blvd) · Metro area
Quarterly evening networking meetup; no later date posted
Casual networking for information security professionals in the north metro. The June 11, 2026 meetup was paid for by several security vendors.
FreeVendor-hosted
Inclusion and career communities
Cyversity Denver Chapter
Denver metro; venue varies · Metro area
Irregular; no event posted
Cyversity was formerly ICMCP. The only dated 2026 activity found is the February 19, 2026 networking evening in Greenwood Village co-hosted with WiCyS Colorado.
Quiet: last activity Feb 2026Free
MSU Denver Women in CyberSecurity (WiCyS) Student Chapter
MSU Denver, Auraria Campus (Administration Building, 1201 5th St); some sessions online · In the city
Workshops, speaker panels, game nights, study sessions and CTFs during the semester; each is posted on RoadrunnerLink
Student chapter of WiCyS at Metropolitan State University of Denver, for women and allies. Recent events include a password-cracking workshop on October 22, 2025 and an online chapter CTF that opened September 24, 2026 and runs through September 27, 2026. Events are aimed at MSU Denver students; the chapter's online group study sessions are open to computer science and cybersecurity students across campus.
Students only
msudenver.edu/cybersecurity-center/wicys-women-… [S54] [S55] [S56]
WiCyS Colorado Affiliate
Denver metro; venue varies · Metro area
Irregular networking events, panels and an annual CyberCon; announced on wicys.org and the affiliate's site
The most recent event found was Cyber Galentines Speed Networking on February 19, 2026 at Cyber Qubits in Greenwood Village, co-hosted with Cyversity Denver. The affiliate's third CyberCon was scheduled for November 11, 2025 at the University of Denver; no 2026 CyberCon has been announced.
Quiet: last activity Feb 2026Free
Public-private and government
InfraGard Denver Members Alliance (IDMA)
Denver; the chapter covers all of Colorado and Wyoming; venues not posted publicly · In the city
Quarterly training events, sector (SIG) meetings and special events for members; no dates posted on the public site
The local chapter of InfraGard, the FBI's partnership with the private sector for critical infrastructure protection; membership requires an application and FBI vetting. No meeting date was found publicly, so the last activity date is the most recent dated evidence of chapter activity: the chapter's sector chief roster was updated on June 9, 2026. Events are announced to members.
Vetting required
Education and student groups
DU Cybersecurity Club (University of Denver)
Ritchie School of Engineering and Computer Science (ECS building), room 357, University of Denver · In the city
Thursdays at 6:00 p.m. during the fall 2026 quarter; the kickoff was Thursday, September 10, 2026
The University of Denver is an NSA Center of Academic Excellence in Cyber Defense. The club runs workshops, fields CTF and defense competition teams (CCDC, CyberForce, National Cyber League) and hosts speakers with ISSA and ISACA.
Students only
Conference series
BSides Boulder
Wolf Law Building, University of Colorado, Boulder (2026 edition) · Metro area
Annual one-day community conference in June
The sixth edition was held June 13, 2026.
Paid
BSides Denver
Void Studios, 1790 S Bannock St, Denver (2026 edition) · In the city
Annual one-day community conference; held September 11, 2026
Nonprofit, volunteer-run. General admission for 2026 was $30. The 2026 call for papers closed June 30.
Paid
SecureWorld Denver
The Curtis Hotel, 1405 Curtis Street, Denver (2026 edition) · In the city
Annual one-day conference each fall; 2026 is the 14th edition
Run by SecureWorld, a conference business. The 13th edition was held October 9, 2025 at the Cable Center, University of Denver; the quiet status reflects that date, and the 2026 edition is on October 1, 2026.
Quiet: last activity Oct 2025PaidVendor-hosted
Training
SANS Rocky Mountain (training event)
Downtown Denver hotels (Grand Hyatt Denver for 2027) · In the city
Annual week of in-person and online SANS courses; April in 2026, July in 2027
Commercial training run by the SANS Institute. The last activity date is a SANS@Night talk held during SANS Rocky Mountain 2026 on April 22, 2026.
PaidVendor-hosted
sans.org/cyber-security-training-events/rocky-m… [S33] [S67]
Adjacent communities
IdentiBeer Denver
CV Tap House & Kitchen, 6460 S Syracuse Way, Centennial · Metro area
Irregular after-work meetups, 4:00 p.m. to 6:00 p.m.; October 7, 2026 posted
Adjacent: a community of identity and access management professionals, security-relevant but not security-only. Vendor-neutral; sales pitches are not allowed. Held March 18 and May 21, 2026.
Free
Directory checklist
14 of 19 national directories list a local chapter
| Directory | Result |
|---|---|
| 2600 Meetings | Local chapter: Denver 2600 |
| CISA Regional Offices | Nearest: CISA Region 8 |
| Cloud Security Alliance | Local chapter: Cloud Security Alliance Colorado Chapter |
| Cyversity (formerly ICMCP) Chapters | Local chapter: Cyversity Denver Chapter |
| DEF CON Groups | Local chapter: DC303 (Denver DEF CON Group) |
| HTCIA | No chapter found |
| IAPP KnowledgeNet | Nearest: IAPP KnowledgeNet Denver (no meetings scheduled) |
| InfraGard Members Alliances | Local chapter: InfraGard Denver Members Alliance (IDMA) |
| ISACA | Local chapter: ISACA Denver Chapter |
| ISC2 | Local chapter: ISC2 Denver Chapter |
| ISSA | Local chapter: Denver ISSA Chapter |
| NSA National Centers of Academic Excellence in Cybersecurity (NCAE-C) | Local chapter: DU Cybersecurity Club (University of Denver) |
| OWASP | Local chapter: OWASP Denver Chapter |
| SANS Institute | Local chapter: SANS Rocky Mountain (training event) |
| SecureWorld | Local chapter: SecureWorld Denver |
| Security BSides | Local chapter: BSides Denver |
| TOOOL (The Open Organisation Of Lockpickers) | No chapter found |
| WiCyS (Women in CyberSecurity) Professional Affiliates | Local chapter: WiCyS Colorado Affiliate |
| Women's Society of Cyberjutsu (WSC) Chapters | No chapter found |
Dormant groups
1 group with no public activity for 18 months or more
- ISC2 Denver Chapter: last public activity Dec 2024 [S69] [S70]
Field notes
- DenverSec and Denver 2600 meet in changing or outdoor spots; check the organizer's latest post before going.
- Denver ISSA meetings cost $25 for non-members. ISACA Denver had not posted venues for its October 15 and November 19, 2026 meetings on September 26, 2026.
- ISC2 Denver currently posts online sessions only; IAPP KnowledgeNet Denver had no meetings scheduled on September 26, 2026.
- InfraGard Denver posts no event dates publicly; its meetings are announced to vetted members.
- ISC2 Security Congress, the Executive Women's Forum conference and WiCyS 2027 are billed as Denver events but are held at the Gaylord Rockies in Aurora, about 20 miles from downtown.
- DC720, the Boulder County DEF CON group, meets in Longmont.
- The denhac LockSport night is free, but attendees must sign denhac's waiver first.
Sources
Numbered references for the listings on this page.
- S1https://www.eventbrite.com/e/denver-issa-women-in-security-special-interest-group-dinner-tickets-1999811844059
- S2https://roadrunnerlink.msudenver.edu/event/12739014
- S3https://events.secureworld.io/details/denver-co-2026/
- S4https://dc720.org/meeting/oct_26/
- S5https://denver.2600.horse/
- S6https://www.2600.com/meetings/
- S7https://engage.isaca.org/denverchapter/events/eventdescription?CalendarEventKey=24fbe833-b9bc-45bb-a3ca-01a044a8c7e8&CommunityKey=9809e7d6-9c42-4cbb-ae66-87d804f3eb48&Home=%2fdenverchapter%2fevents%2fcalendar
- S8https://cybersecurity.uccs.edu/events
- S9https://www.meetup.com/identibeer-denver/events/316499391/
- S10https://www.meetup.com/denhac-hackerspace/events/316510987/
- S11https://www.meetup.com/denhac-hackerspace/events/316075055/
- S12https://denhac.org/
- S13https://www.denverissa.org/events
- S14https://www.eventbrite.com/o/denver-issa-chapter-70546058683
- S15https://www.eventbrite.com/e/denver-issa-october-2026-chapter-meeting-lunch-tickets-2000919486046
- S16https://www.eventbrite.com/e/denver-issa-november-2026-chapter-meeting-dinner-tickets-2002320068225
- S17https://engage.isaca.org/denverchapter/events/eventdescription?CalendarEventKey=80222a32-0816-4e79-9fad-019fcf7b553d&CommunityKey=9809e7d6-9c42-4cbb-ae66-87d804f3eb48&Home=%2fdenverchapter%2fevents%2fcalendar
- S18https://dc303.org/2026/10/16/msfvenom-autopsy.html
- S19https://dc303.org/meetings/
- S20https://denversec.org/
- S21https://infosec.exchange/@DenverSec
- S22https://www.isc2.org/Insights/2026/06/security-congress-2026-agenda-announced
- S23https://www.ewfglobal.com/events/
- S24https://engage.isaca.org/denverchapter/events/eventdescription?CalendarEventKey=fe4fe2ea-e280-4af6-bc56-019fcf7cbaf0&CommunityKey=9809e7d6-9c42-4cbb-ae66-87d804f3eb48&Home=%2fdenverchapter%2fevents%2fcalendar
- S25https://www.csacolorado.org/lift/events
- S26https://dc303.org/2026/12/11/qr-smishing.html
- S27https://dc303.org/2027/01/22/missing-arg-ctf.html
- S28https://www.wicys.org/events/wicys-2027/
- S29https://www.rmisc.org/
- S30https://cybersecuritysummit.com/summits/
- S31https://www.cyberriskalliance.com/events
- S32https://cyberriskalliance.swoogo.com/denver-2026
- S33https://www.sans.org/cyber-security-training-events/rocky-mountain-2027
- S34https://snowfroc.com/
- S35https://bsidesboulder.org/
- S36https://www.bsidesden.org/
- S37https://www.meetup.com/denver-cloud-security-alliance-meetup/events/316272308/
- S38https://www.csacolorado.org/
- S39https://engage.isaca.org/denverchapter/events/eventdescription?CalendarEventKey=a6bc9cdb-cad0-44c6-968d-019ee5c0f75b&CommunityKey=9809e7d6-9c42-4cbb-ae66-87d804f3eb48&Home=%2Fdenverchapter%2Fevents%2Fcalendar
- S40https://www.meetup.com/owasp-boulder/events/316436027/
- S41https://www.meetup.com/owasp-boulder/
- S42https://www.meetup.com/owasp-denver-chapter/
- S43https://www.meetup.com/owasp-denver-chapter/events/316489766/
- S44https://owasp.org/www-chapter-denver/
- S45https://www.colorado-security.com/
- S46https://www.colorado-security.com/security-events/
- S47https://www.meetup.com/denhac-hackerspace/events/316410906/
- S48https://dc720.org/
- S49https://dc720.org/meeting/sept_26/
- S50https://dc720.org/meeting/aug_26/
- S51https://luma.com/1nf1uk6o
- S52https://www.cyversity.org/chapters
- S53https://www.wicys.org/events/2026-02-19/
- S54https://www.msudenver.edu/cybersecurity-center/wicys-women-in-cybersecurity/
- S55https://roadrunnerlink.msudenver.edu/organization/wicys
- S56https://roadrunnerlink.msudenver.edu/event/12787181
- S57https://www.wicys.org/wicys-colorado-affiliate/
- S58https://www.wicysco.org/events
- S59https://www.denverinfragard.org/
- S60https://www.denverinfragard.org/directors-sector-chiefs
- S61https://www.infragardnational.org/about-us/infragard-chapters/
- S62https://cs.du.edu/cyberclub/
- S63https://crisp.cs.du.edu/news/du-cyber-club-kickoff-2026/
- S64https://www.eventbrite.com/e/bsides-boulder-2026-tickets-1985483738309
- S65https://www.bsidesden.org/event-details-registration/bsides-denver-2026-conference
- S66https://events.secureworld.io/details/denver-co-2025/
- S67https://www.sans.org/webcasts/rocky-mountain-2026-indispensable-career-moves-protect-current-future-next-steps
- S68https://www.meetup.com/identibeer-denver/
- S69https://www.isc2denver.org/events
- S70https://www.isc2denver.org/