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  1. OWASP 25th Anniversary Virtual Conference 2026 — Conference Dates

    Tuesday, September 22, 2026

  2. Sep 23

    OWASP German OWASP Day 2026 — Conference Dates

  3. Sep 23

    OWASP AppSec Days Portugal 2026 — Conference Dates

Updated: Aug 29, 2026 · 13 events

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About this calendar

OWASP Application Security Events tracks the schedule of Open Worldwide Application Security Project conferences, including the flagship Global AppSec series and the regional AppSec Days events held in host cities across Europe, North America, the Middle East, and South Asia. The Open Worldwide Application Security Project, commonly known as OWASP, is a non-profit foundation that maintains practitioner-led initiatives such as the OWASP Top 10 and has run application security conferences for more than two decades. The foundation has operated since 2001 and has chapters in dozens of countries, which gives the calendar a genuinely international conference footprint. Because OWASP chapters choose their own venues and dates, the event list spans many locations rather than a single venue. Representative entries include the OWASP 25th Anniversary Virtual Conference, German OWASP Day, AppSec Days Portugal, AppSec Days France, AppSec Israel, LASCON in Austin, Global AppSec USA in San Francisco, and AppSec Days India. The listed conferences sit on dates from late September through November 2026, a typical autumn block for regional chapters before the end of the calendar year. Most in-person events run as one-day or multi-day technical conferences with training tracks and local time zones, while the virtual gathering operates on a single online schedule. Sessions across these events commonly cover OWASP Top 10 guidance, secure coding, threat modelling, and application security programme management, drawing an audience of developers, security engineers, and audit staff. That geographic and time-zone spread makes a common feed particularly useful for participants who follow more than one chapter. Application security practitioners, software developers, compliance staff, and conference organisers can use this smart calendar feed — free to subscribe — to place relevant conference blocks in Apple Calendar, Google Calendar, or Outlook. The feed removes the need to copy dates manually from OWASP chapter announcements and reduces the chance of double-booking around travel days or competing training obligations. Because OWASP events are published throughout the year by different chapter committees, the feed also acts as a central record of confirmed dates for those coordinating training budgets and conference travel. The conferences calendar updates regularly so date revisions, venue changes, and newly announced regional events appear automatically in subscribed calendars. That keeps the record aligned with announcements from the Open Worldwide Application Security Project and its local chapters without manual entry.

Events

September 2026

SEP22

All day

OWASP 25th Anniversary Virtual Conference 2026 — Conference Dates

in 3 weeks

SEP23
SEP24

Wed → Thu2 days

OWASP German OWASP Day 2026 — Conference Dates

Starts in 3 weeks

SEP23
SEP24

Wed → Thu2 days

OWASP AppSec Days Portugal 2026 — Conference Dates

Starts in 3 weeks

SEP24

All day

OWASP AppSec Days France 2026 — Conference Dates

in 3 weeks

October 2026

OCT6

All day

OWASP AppSec Israel 2026 — Conference Dates

in 5 weeks

OCT27
OCT30

Tue → Fri4 days

OWASP LASCON 2026 — Conference Dates

in 8 weeks

November 2026

NOV2
NOV6

Mon → Fri5 days

OWASP Global AppSec USA 2026 - San Francisco, CA — Conference Dates

in 9 weeks

NOV21
NOV22

Sat → Sun2 days

OWASP AppSec Days India 2026 — Conference Dates

in 12 weeks

NOV26
NOV27

Thu → Fri2 days

OWASP BeNeLux 2026 — Conference Dates

in 12 weeks

April 2027

APR3

All day

OWASP BASC 2027 — Conference Dates

in 31 weeks

June 2027

JUN21
JUN25

Mon → Fri5 days

OWASP Global AppSec EU 2027 - Vienna, Austria — Conference Dates

in 42 weeks

September 2027

SEP20
SEP24

Mon → Fri5 days

OWASP Global AppSec USA 2027 - Atlanta, GA — Conference Dates

in 55 weeks

June 2028

JUN19
JUN23

Mon → Fri5 days

OWASP Global AppSec EU 2028 - Vienna, Austria — Conference Dates

in 94 weeks

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Frequently asked questions

What does the OWASP Application Security Events calendar include?

It includes conference date ranges and future primary calls for papers or speakers. Registration, travel, sponsor, and author-only lifecycle deadlines are excluded.

Does this calendar update automatically?

Yes. Subscribe once and verified source changes synchronize automatically in your calendar app.

Which sources are used?

Depending on the feed, events come from configured organizer pages, the OWASP Foundation, or CFPTime. Every event retains its source link.

Where does this calendar’s data come from?

Event data from the OWASP Foundation.

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