Sarah Chen
Sarah leads our coverage of AI security, prompt injection, and LLM application risk. She has spent eight years writing about applied machine learning and previously worked as a security engineer at a SaaS data platform.
Articles by Sarah
SIEM vs XDR: Which Detection Platform Wins in 2026?
SIEM vs XDR in 2026: an honest comparison of architecture, cost, vendors, and operating model — with a clear decision framework for security leaders.
Cloud Security Risks: Best Practices to Eliminate the Top Threats in 2026
Identity-first cloud security best practices for 2026: misconfiguration, IAM, encryption, APIs, vendor risk, and Zero Trust controls insurers expect.
Prompt Injection FAQ: 18 Questions CISOs and Developers Ask
Concise answers to the 18 questions security and engineering teams most often ask about prompt injection in 2026.
Prompt Injection Explained: How LLMs Get Tricked, Technically
A technical deep-dive into why LLMs are structurally vulnerable to prompt injection, written for engineers and security architects.
Prompt Injection Checklist: 25-Point Audit for LLM Apps
A 25-control audit covering architecture, input, model, output, monitoring, and governance defenses for prompt injection in production AI.
Prompt Injection Examples: 10 Real-World Attacks to Study
Ten documented prompt injection attacks from 2023-2026 — from jailbreaks to data exfiltration — with the defensive lesson behind each.
What Is Prompt Injection? A 2026 Plain-English Guide
Prompt injection is the #1 LLM security risk in 2026. Learn what it is, how direct and indirect attacks work, and why it matters for your business.
Model Exploitation Risks: The CISO's Field Guide to the 2026 Threat Landscape
By 2026, AI is the central nervous system of the modern enterprise and a primary vector for novel model-layer exploitation attacks.
AI Data Leakage Risks: The New Silent Exfiltration Threat of 2026
As generative AI integrates into core business processes, it introduces a new class of silent, hard-to-detect data leakage risks.
Prompt Injection Security: The CISO's Guide to Defending the LLM Attack Surface
As generative AI becomes core enterprise infrastructure, prompt injection has escalated from a novel vulnerability to a top-tier security risk.
AI Risk Assessment: A CISO's Guide to Navigating the 2026 Threat Landscape
By 2026, AI is a systemic component of global business infrastructure, demanding a CISO-grade approach to risk assessment.
Shadow AI in the Workplace: Risks, Detection, and Governance
Employees are pasting secrets into ChatGPT and Claude. Here's how to detect Shadow AI usage, govern it, and write a policy that won't be ignored.
Best EDR Platforms Reviewed: SentinelOne, CrowdStrike, Microsoft Defender
Selecting an EDR platform is no longer a luxury but a requirement for cyber insurability and modern ransomware resilience.
SIEM Tools Comparison: Splunk, Sentinel, Elastic, and Chronicle
SIEM platforms have evolved from simple log aggregators into AI-driven security operations centers powering modern detection and response.
Best MFA Solutions for Business: Phishing-Resistant Auth in 2026
With credential attacks and session hijacking now the primary breach vectors, traditional SMS-based MFA is no longer sufficient protection.
Best Backup and Recovery Tools for Ransomware Resilience
In an era where ransomware is a matter of when not if, the ability to restore data without paying a ransom is the ultimate leverage.
AI Security Tools Roundup: Defending the LLM Stack
The rapid integration of LLMs into corporate workflows has created a new attack surface spanning prompt injection, data exfiltration, and model abuse.
Securing LLM Applications: A 2026 Engineering Checklist
As Large Language Models (LLMs) transition from standalone chatbots to agentic systems with tool-calling capabilities, the attack surface has expanded.
Best Cybersecurity Tools for Businesses in 2026: The Complete Stack
As we move into 2026, cybersecurity is defined by autonomous AI-driven threats and the total erosion of the traditional network perimeter.
AI Risk Assessment Framework: A Practical Methodology
As AI integrates into core enterprise operations, traditional IT risk assessments no longer suffice to address its unique failure modes.
Prompt Injection Attacks Explained: How LLMs Get Hijacked
Prompt injection is a critical vulnerability where attackers craft malicious inputs to override an LLM's original instructions, leading to unauthorized.
AI Model Exploitation: Techniques, Examples, and Defenses
As businesses integrate Large Language Models (LLMs) and specialized machine learning circuits into their core operations, the attack surface expands.
AI Data Leakage: Prevention Guide for Enterprises
As organizations integrate Large Language Models (LLMs) and generative AI into their core workflows, the risk of proprietary data leakage has grown.
AI Cybersecurity Risks: The Complete 2026 Guide for Modern Businesses
As AI transitions from competitive advantage to foundational utility, it has introduced a vast, non-linear attack surface for modern enterprises.