> aurora, co · verified oct 22, 2026
Colorado
Aurora hosts three large conferences at the Gaylord Rockies Resort & Convention Center: ISC2 Security Congress (October 24 to 28, 2026), the Executive Women's Forum annual conference (November 4 to 6, 2026) and the WiCyS 2027 conference (March 17 to 19, 2027). Regular meetings take place in neighboring Denver, the Denver Tech Center and Boulder: monthly ISSA, ISACA, OWASP and Cloud Security Alliance chapter meetings, the DenverSec social on third Wednesdays and DC303 talks at the denhac hackerspace.
Wed, Nov 4 to Fri, Nov 6, 2026
Gaylord Rockies Resort & Convention Center, Aurora
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
Fri, Nov 6, 2026 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Nov 10, 2026 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Nov 11, 2026 · Lunch session 11:30 a.m. to 1:00 p.m.; dinner session 5:30 p.m. to 7:00 p.m.
Lunch at Trace3, 4601 DTC Blvd, Suite 400, Denver; dinner at Gensler, 1225 17th St, Suite 150, Denver · Metro area
Topic: "Cybersecurity Beyond Frameworks: Turning Strategy into Real Protection". The chapter lists members as free and non-members at $25.
ConfirmedChapter meetingPaid
Fri, Nov 13, 2026 · 7:00 p.m. to 9:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
John Hoopes presents direct memory access attacks, with demos against Linux and Windows. RSVP on Meetup is optional.
ConfirmedMeetupFree
Wed, Nov 18, 2026 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
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 are not yet posted. The chapter's earlier meetings were free to members; the event page does not state a fee.
ConfirmedChapter meetingPaid
Fri, Dec 4, 2026 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Dec 8, 2026 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Fri, Dec 11, 2026 · 6:00 p.m. to 10:00 p.m.
Denver (venue not yet posted) · Metro area
The chapter's annual holiday party, listed under its LIFT program's 2026 events. The organizer page does not name the 2026 venue or say whether registration is needed; the 2025 party was at Wynkoop Brewing, downtown Denver.
ConfirmedMeetupFree
Fri, Dec 11, 2026 · 7:00 p.m. to 9:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
ConfirmedMeetupFree
Wed, Dec 16, 2026 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Fri, Jan 1, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Jan 12, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Jan 20, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Fri, Jan 22, 2027 · 7:00 p.m. to 10:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Easy to medium difficulty; bring a laptop with FTP, SSH and nmap.
ConfirmedCTFFree
Fri, Feb 5, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Feb 9, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Feb 17, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Fri, Mar 5, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Mar 9, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Mar 17, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Mar 17 to Fri, Mar 19, 2027
Gaylord Rockies Resort & Convention Center, 6700 N Gaylord Rockies Blvd, Aurora
Student poster submissions close: Wed, Nov 4, 2026
The 13th annual Women in CyberSecurity conference, with a career fair and a CTF. General registration opens December 9, 2026 and stays open until capacity is reached. The organizer lists the venue as Denver with an Aurora street address.
ConfirmedConferencePaid
Fri, Apr 2, 2027 · 6:00 p.m.
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Tue, Apr 13, 2027 · 8:00 p.m.
denhac, 700 Kalamath Street, Denver · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Wed, Apr 21, 2027 · 7:00 p.m.
Improper City, Denver (RiNo); location can vary · Metro area
Per published schedule; confirm with organizer.
MeetingFree
Fri, Apr 23, 2027 · Full day
Denver Athletic Club, Denver · Metro area
Sponsor early-bird pricing ends: Fri, Jan 15, 2027
A peer-led one-day program for Colorado security leaders on AI in production, with breakfast and lunch included. The organizer says it costs nothing for security leaders; registration asks for job title, company and LinkedIn profile. Sessions are still being selected.
ConfirmedSummitFreeVetting required
Tue, May 11 to Thu, May 13, 2027
Colorado Convention Center, Denver · Metro area
Call for speakers closes: Mon, Dec 21, 2026
Denver ISSA's three-day regional conference; 2026 was its 20th year. Registration was not yet open.
ConfirmedConferencePaid
Wed, Jun 16, 2027 · 8:00 a.m. to 6:00 p.m.
Denver (venue to be announced) · Metro area
A one-day executive summit run by CyberRisk Alliance, a media and events company, and paid for by exhibiting vendors. Admission is limited to practitioners; students and sales staff are not eligible.
ConfirmedSummitPaidVendor-hosted
Mon, Jul 26 to Sat, Jul 31, 2027
Grand Hyatt Denver, 1750 Welton Street, Denver (also online) · Metro area
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
Wed, Aug 11 to Fri, Aug 13, 2027
Hyatt Regency Denver at Colorado Convention Center, Denver · Metro area
Cycle 2 mandatory paper registration: Tue, Jan 19, 2027
Cycle 2 paper submissions due: Tue, Jan 26, 2027
The 36th USENIX Security Symposium, an academic and practitioner security research conference.
ConfirmedConferencePaid
Announced without a date, or expected from past editions. Not confirmed.
Announced by the organizer; date not yet published.
Colorado Springs · Regional
Date TBAConferenceFree
Usually held in June; 2027 date not yet announced
Boulder · Metro area
ExpectedConferencePaid
Held in September in 2026; 2027 date not yet announced
Denver · Metro area
ExpectedConferencePaid
Usually held in spring (March 14, 2025; April 16 to 17, 2026); 2027 dates not yet announced
Denver · Metro area
ExpectedConferencePaid
1125 17th Street, Denver (September 2026 meetup) · Metro area
Monthly evening meetups, usually on a Tuesday at 6:00 p.m.; dates posted on Meetup
Meetups in 2026 were held February 17, March 24, April 28, June 16, July 21, September 15 and October 20 (6:00 p.m., 1125 17th Street, Denver). Each meetup is paid for by a different company. The chapter's LIFT program organizes free networking events for women in cybersecurity (mentorship program, a December holiday party).
Free
Lunch meetings at Trace3, 4601 DTC Blvd, Denver; dinner meetings at Gensler, 1225 17th St, Denver · Metro area
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. The October 14, 2026 lunch and dinner sessions were listed on Eventbrite and show as ended; the November 11, 2026 sessions are posted. The chapter also runs special interest group meetings (Women in Security, AI/ML) and the Rocky Mountain Information Security Conference (RMISC).
Paid
Denver area; venue varies by meeting · Metro area
Monthly chapter meetings, mostly in person, plus certification classes; dates and venues posted on the chapter's Engage calendar
The chapter marked its 50th anniversary with the September meeting on September 18, 2026 at the Hyatt Regency Denver Tech Center (free to members). An October chapter meeting was posted for October 13, 2026 at noon and a November meeting for November 19, 2026. The CommunITy Day volunteer shift on October 3, 2026 was in Aurora.
Paid
Denver metro; the July 2026 in-person meeting was at 2 Penguins Tap and Grill, Centennial; some sessions are online · Metro area
Occasional in-person meetings and online sessions; dates are posted on the chapter site and Eventbrite
The most recent in-person meeting was July 29, 2026 at 2 Penguins Tap and Grill and Event Space, 13065 East Briarwood Avenue, Centennial. The chapter site isc2denver.org could not be reached when this entry was rechecked (the domain did not resolve), so the Eventbrite organizer page is the source; the ISC2 chapter community feed lists no events.
Free
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. A meetup is posted for October 27, 2026. Boulder is about 35 miles northwest of Aurora and is in this page's metro area.
Free
Dave & Buster's, 2000 S Colorado Blvd, Denver (recent meetups) · Metro area
Monthly evening meetups at 5:30 p.m. ("Mile High OWASP"); dates posted on Meetup
Recent meetups: August 27, September 17 and a CTF night on September 18, 2026. The chapter runs SnowFROC, its annual application security conference (April 16 to 17, 2026 at the Cable Center, Denver).
Free
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 (Colorado = Security calendar and DenverSec; the CSA LIFT page says August 23). Monthly dinners and a twice-yearly summit are limited to director-level and higher security leaders.
Free
denhac, 700 Kalamath Street, Denver · Metro area
Typically fourth Fridays, 7:00 p.m. to 9:00 p.m.; dates move to fit speakers
Meetings in 2026 were February 27, May 22, August 28 and September 25. Posted meetings: November 13 and December 11, 2026, and January 22, 2027. The October 16, 2026 meeting is posted but the site had not yet listed it as held.
Free
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 September 4 and October 2; the site still showed October 2 as the next meeting on October 22, 2026, so no later date is listed here. Longmont is about 45 miles north of Aurora.
Free
denhac, 700 Kalamath Street, Denver · Metro area
Second Tuesday of the month, 8:00 p.m. to 10:00 p.m.; sessions are posted on the denhac Meetup page
A hands-on lock picking class at the Denver hackerspace, open to all skill levels, with a community pool of tools and locks. The most recent session found was September 8, 2026. The October 13 session page returned an error, so confirm on the denhac Meetup page before going.
Free
Denver Pavilions, 16th Street and Glenarm, Denver (outdoors) · Metro area
First Friday of the month, about 6:00 p.m.
Thin evidence: the group is listed on 2600.com's meeting list (Denver Pavilions, 6 p.m.) and its own page says first Fridays, but no page confirms a specific recent meeting. The September 4, 2026 date rests on that listing.
Free
Improper City, Denver (RiNo); location can vary · Metro area
Usually the third Wednesday of the month, 7:00 p.m.
Monthly meetups at Improper City, Denver, in 2026 included July 15, August 19, September 16 and October 21, confirmed by the group's Mastodon posts. The group also organizes occasional bike rides and the community picnic with Colorado = Security. The next meetup date was not yet posted on October 22, 2026.
Free
Westminster (June 2026 meetup at The Stillery) · Metro area
Quarterly evening networking meetup; next date not posted
Casual networking for information security professionals in the north metro. The June 11, 2026 meetup at The Stillery, 10633 Westminster Blvd, was paid for by several security vendors. The fall event, Northside Cyber Oktoberfest, was held October 15, 2026 at Prost Brewing in Northglenn; no next date is posted.
FreeVendor-hosted
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, Auraria Campus (Administration Building, 1201 5th St); some sessions online · Metro area
Workshops, game nights, CTFs and weekly online group study sessions during the semester; each is posted on RoadrunnerLink
Student chapter of WiCyS at Metropolitan State University of Denver, for women and allies. The fall open house was held October 1, 2026. Events are aimed at MSU Denver students; the weekly online group study sessions are open to computer science and cybersecurity students across campus.
Students only
msudenver.edu/cybersecurity-center/wicys-women-… [S59] [S60] [S61]
Denver metro; venue varies · Metro area
Irregular networking events, panels and an annual CyberCon; announced on wicys.org and the affiliate newsletter
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 is listed with a booth at SecureWorld Denver on October 1, 2026. Its third CyberCon was scheduled for November 11, 2025 at the University of Denver; no 2026 CyberCon has been announced.
Quiet: last activity Feb 2026Free
Denver; the chapter covers all of Colorado and Wyoming; venues not posted publicly · Metro area
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 on the chapter site, LinkedIn, Eventbrite or InfraGard National's pages, 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 (timestamps in the site's published roster data). The public events page is empty; events are announced to members.
Vetting required
Ritchie School of Engineering and Computer Science, room 357, University of Denver, Denver · Metro area
Thursdays at 6:00 p.m. during fall quarter 2026; the kickoff was Thursday, September 10, 2026
The University of Denver is an NSA Center of Academic Excellence in Cyber Defense. The club practices for CTFs, fields competition teams and brings in speakers through ISSA and ISACA. Membership is for students.
Students only
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. One aggregator lists June 12; the organizer's site and Eventbrite say June 13.
Paid
Void Studios, 1790 S Bannock St, Denver (2026 edition) · Metro area
Annual one-day community conference; held September 11, 2026
Nonprofit, volunteer-run. General admission for 2026 was $30.
Paid
The Curtis Hotel, Denver (2026 edition) · Metro area
Annual one-day conference each fall; 2026 is the 14th edition
SecureWorld Denver 2026 was held October 1, 2026 at The Curtis Hotel, Denver. The organizer's event page shows an "already passed" banner on every event, a known template quirk. No 2027 Denver date is posted.
PaidVendor-hosted
Downtown Denver hotels (Grand Hyatt Denver for 2027) · Metro area
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; a hotel listing gives the 2026 event as April 20 to 25.
PaidVendor-hosted
sans.org/cyber-security-training-events/rocky-m… [S25] [S74]
Varies by meeting; the October 2026 meetup was at The Cherry Cricket, 2641 E 2nd Ave, Denver · Metro area
Irregular after-work meetups, 4:00 p.m. to 6:00 p.m.; next posted October 7, 2026
Vendor-neutral identity professionals meetup; no sales pitches. 2026 meetups were March 18, May 21 and October 14 (The Cherry Cricket, 2641 E 2nd Ave, Denver). The October meetup was first posted for October 7 in Centennial and was rescheduled; no later date is posted.
Free
| 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 Cyber 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 |
Numbered references for the listings on this page.