REVSTEALER ramps up: analysis of up-and-coming infostealer
REVSTEALER's credential harvesting reaches 225 browser extensions and 51 crypto wallets, its gaming session theft needs no password, and its backup C2 address sits on the Polygon blockchain waiting for the primary server to fail.
How a team of entity maintainers monitors, connects and scores entities in Elastic Security
Inside Elastic Security, background jobs called maintainers each own one piece of every user, host and service record, from building entities out of raw logs to resolving identities and scoring risk.
The security signal log tailing can't see: tracking npm cooldown removals with Elastic Agent
A 40-line CEL integration snapshots .npmrc files every 6 hours to catch cooldown removals. This post walks through the three ways we broke filestream before landing on snapshot semantics.
Agents vs. agents: how we triage HackerOne reports for $2 each, 85% as well as a human
LLMs made it cheap to flood bug bounty programs with submissions. Here's how Elastic built an AI triage agent that matches human decisions 85% of the time, including the architecture, threat model and calibration against 3,300 real reports
SOC case management and detection rule history in Elastic Security
Elastic Security now tracks every detection rule change with one-click rollback and makes case data queryable out of the box, so SOC teams get audit trails and reporting without configuring anything.
Elastic goes all-in on Hacker Summer Camp at Black Hat and DEF CON in Las Vegas
Attack Discovery turns raw alerts into validated threats and Elastic Defend closes vulnerable driver gaps as fast as they're disclosed. Watch it all run against real attacks at the booth.
What's new in Elastic Defend: 800+ vulnerable driver rules, automated troubleshooting, and ARM support
Elastic Defend automatically generates and instantly deploys vulnerable driver YARA rules from VirusTotal, LOLDrivers and Microsoft's blocklist, closing the gap BYOVD attacks depend on. Plus a new troubleshooting skill and ARM endpoint protection.
Alert Zero: AI-driven alert triage and attack investigation for the agentic SOC
Elastic Security 9.5 gives SOC teams AI that handles first-pass alert triage and investigation, so analysts can get back to threat hunting and detection engineering instead of working through queue noise.
Inside Elastic InfoSec's agentic SOC: How we cut AI agent LLM calls by 60%
We run fourteen AI agents that triage Elastic InfoSec alerts. They were taking 19 LLM calls to do work that needed 8. Here's the five-step optimization loop we run across the fleet, plus the prompt template you can use with any AI assistant.
Inside Elastic InfoSec's agentic SOC: When to inline your agent's skills for a 5× cost reduction
We tested two agentic SOC architectures in parallel across 36,822 real Agent Builder conversations. One won by 5.7x: a specialized workflow triaging alerts for $0.69 each, against $3.42 for a single agent juggling 14 Skills. The data and the decision framework are both below.
How Elasticsearch ES|QL COMPLETION turns noisy curl and wget rules into high-fidelity cloud security alerts
Elastic InfoSec tested this detection rule pattern on their own cloud fleet, filtering noisy curl and wget events with deterministic logic and LLM triage so only genuine threats reach an analyst.
From vulnerability report to CVE draft in minutes: how Elastic automated security advisories with AI
How Elastic's security team built an AI agent with RAG against MITRE's CWE and CAPEC catalogues to draft CVE advisories from raw vulnerability reports, including the full prompt and crawler configs.
From API key to live threat detections in minutes: how Elastic Security ingests Google Threat Intelligence
Find out how Elastic Security ingests Google Threat Intelligence for continuous detection and uses AI-driven workflows to enrich alerts in real time, from API key to live detections in minutes.
Elastic Security MCP App: Interactive security operations inside your AI Tools
Elastic Security is the first security vendor to ship an interactive UI in AI tools. Triage alerts, hunt threats, correlate attack chains, and open cases, all from inside your AI conversation.
