engblogs

SEMORec introduces an efficient, user-tunable multi-objective recommendation framework enabling dynamic scalarization to optimize multiple stakeholder objectives in recommendation systems.

Airbnb's integration of GraphQL directives and large language models enables automated, realistic, and type-safe mock data generation and maintenance, streamlining client development and ensuring mocks stay synchronized with evolving queries.

Amazon Bedrock AgentCore Browser's Web Bot Auth (Preview) uses cryptographic identities to reduce CAPTCHA challenges for AI agents browsing the web, enabling smoother automated workflows and trusted interactions with websites.

Exploring how the AI for Math Initiative is transforming and speeding up mathematical discovery through advanced artificial intelligence techniques.

gpt-oss-safeguard is an open-weight reasoning model from OpenAI that enables developers to apply and dynamically update customizable safety policies for classifying content with transparent reasoning and improved flexibility over traditional classifiers.

Evaluation of gpt-oss-safeguard-120b and 20b models highlights their reasoning capabilities, safety metrics, customization features, and baseline performance for policy-based content classification.

Cloudflare provided critical cybersecurity support to the Moldovan Central Election Commission during the 2025 parliamentary elections, mitigating massive multi-wave DDoS attacks to protect election integrity and ensure uninterrupted public access to authoritative information.

Exploring innovative techniques to circumvent Linux networking stack limitations for enhanced IP packet forwarding and soft-unicast management at Cloudflare.

Cloudflare addresses QUIC's acknowledgement-based DDoS vulnerabilities by introducing dynamic congestion window-aware ACK validation and packet skipping to mitigate Optimistic ACK attacks and ensure fair congestion control.

An in-depth exploration of how Cloudflare built the WARP VPN using Linux networking tools like Netfilter, conntrack, and nftables to securely route and manage IP traffic at scale despite IPv4 limitations.

Exploring Cloudflare's machine learning-based method to detect Carrier-Grade NAT (CGNAT) IPs, aiming to reduce collateral damage and socio-economic biases in IP-based security by distinguishing CGNAT from VPN/proxy and single-user IPs globally.

Analysis of TCP connection characteristics at Internet scale using Cloudflare's global CDN telemetry reveals heavy-tailed traffic patterns, asymmetries in packet and byte exchange, and insights into congestion control and protocol behaviors to inform network performance improvements.