engblogs

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.

Investigating how reasoning-enhanced large language models trade off accuracy and recall in safety and hallucination detection tasks under strict low false positive rate conditions.

Apple showcases cutting-edge research and innovations in large language models, on-device training, and multilingual NLP at EMNLP 2025 in Suzhou, China.

Exploring how insights from human interpreting studies can enhance speech translation systems by incorporating adaptive, context-aware mechanisms to achieve more natural and effective machine interpreting.

Microsoft and OpenAI deepen their partnership with a new agreement expanding IP rights, promoting independent innovation, and setting governance and operational frameworks ahead of Artificial General Intelligence (AGI).

OpenAI has finalized its recapitalization, establishing the OpenAI Foundation to control a mission-driven for-profit entity and directing $25B towards health innovations and AI resilience to ensure AGI benefits all humanity.

Doppel leverages GPT-5 and reinforcement fine-tuning to autonomously detect, classify, and mitigate phishing and impersonation threats at internet scale, reducing response times from hours to minutes while ensuring explainable, consistent AI-driven decisions.

DNP leverages ChatGPT Enterprise to automate workflows, enhance knowledge preservation, and drive AI-powered innovation across multiple divisions, significantly improving productivity and decision-making.