WeAreDevelopers LIVE • Oct 6, 2023

Accelerating Authentication Architecture: Taking Passwordless to the Next Level

Yedidya Schwartz

Passwordless login is pointless if high UI latency ruins the experience. Discover how leveraging Redis and server-side composition slashed authentication widget load times from 500ms to just 14 milliseconds.

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#1 about 7 min

Passwordless authentication technologies and legacy architecture flows

Reviewing initial Fido2 user verification methods before diving into the performance constraints of the network.

#2 about 4 min

Identifying delays in legacy widget loading architectures

Analyzing network requests and dependency chains that cause slow rendering speeds.

#3 about 3 min

Understanding materialized views and server-side composition

Applying theoretical design patterns to provision data and merge frontend components.

#4 about 4 min

Merging backend resources with a baking microservice

Satisfying performance requirements by preloading configurations in Redis and generating unified files.

#5 about 6 min

Scaling traffic with CloudFront and request collapsing

Relieving the origin server bottleneck during large traffic spikes by leveraging edge locations.

#6 about 5 min

Mitigating Redis hot keys with origin shield protection

Solving cache shard limitations using key prefixes, in-memory application caching, and additional proxy layers.

#7 about 3 min

Managing dynamic cache invalidation with Redis messaging

Broadcasting configuration updates to edge nodes using a publish and subscribe mechanism.

#8 about 5 min

Final performance results and key architectural takeaways

Reviewing the load time improvement from half a second to fourteen milliseconds and discussing observability.

#9 about 17 min

Audience Q&A on DevOps and passwordless adoption

Answering attendee questions about transitioning into infrastructure roles and increasing conversion rates with unauthenticated patterns.

Matching moments

3:22 min

Accelerating adoption through developer resources and user education

Clemens Hübner

Clemens Hübner · World Congress 2023

9:56 min

Final code walk-through and audience Q&A session

Germán Álvarez · LIVE

1:28 min

Adopting modern authentication strategies within software development teams

Gift Egwuenu · World Congress 2023

4:31 min

Question and answer session on caching and specific tools

Moritz Johner · World Congress 2023

4:13 min

Hardware keys and mitigating persistent password vulnerabilities

Chris Heilmann +2 · LIVE

2:16 min

Analyzing friction in traditional authentication flows

Rahat Chowdhury · JS Congress

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Upcoming sessions on this topic

World Congress 2026 North America

September 24, 2026 · 16:50–17:20

Stage 2

It passed auth, then production caught fire

Alex Olivier

Co-founder & CPO @ Cerbos | OpenID AuthZEN Co-chair

Alex Olivier

World Congress 2026 North America

September 24, 2026 · 17:30–18:00

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Boring Failover: Predictable Region Recovery Across 5,000 Microservices

Garvit Kataria, Sahil Sabharwal

Garvit Kataria

Sahil Sabharwal

World Congress 2026 North America

September 24, 2026 · 14:25–14:35

Outdoor Stage

SecurePrompt: Building a Pre-Flight Security Layer for Agentic AI

Ravi Sastry Kadali

AI/ML Engineer at General Motors

Ravi Sastry Kadali

World Congress 2026 North America

September 24, 2026 · 14:10–14:40

Stage 7

Designing High-Performance AI APIs: Lessons from Serving Millions of Real-Time Requests

Wayne Liu

Chief Growth Officer and Americas President of Perfect Corp.

Wayne Liu

World Congress 2026 North America

September 24, 2026 · 14:50–15:20

Stage 9

How to generate business value through performance optimizations

Nikolai Sidiropulo

Software Engineer at Meta

Nikolai Sidiropulo

World Congress 2026 North America

September 25, 2026 · 11:00–11:30

Stage 6

Secure-by-Inclusion: Preventing Accessibility Barriers from Becoming Security Vulnerabilities

Radostina (Ina) Tsvetkova

Norwegian Directorate of Labour and Welfare (NAV), Senior Advisor in Digital Accessibility and Inclusive Design

Radostina (Ina) Tsvetkova

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