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Vulnerability Spotlight: Joyent SmartOS
1 min read
Vulnerability discovered by Tyler Bohan Overview Talos is disclosing a series of vulnerabilities in Joyent SmartOS, specifically in the Hyprlofs filesystem. SmartOS is an open source hypervisor that is based on a branch of Opensolaris. Hyperlofs is a SmartOS in-memory filesystem that allows users to map files from various different locations under a single namespace. […]
Why the “Seven Steps of Cyber Resilience” Prove Critical for Digital Transformation
3 min read
Organizations aren’t just talking about digital transformation – they’re doing it: More than 75 percent of global business leaders cite digitization as a top strategic priority and nearly seven in ten say their company will meet its digital transformation objectives this year, according to a recent survey from The Economist Intelligence Unit. To advance these […]
Prevent, Detect and Respond with Cisco AMP for Endpoints
4 min read
Cyberattacks are ever evolving to circumvent and evade “protection-only” technologies. Despite your best efforts to protect against compromise, a persistent attacker will eventually breach your defenses and get inside. Then what? IT security teams need to automatically detect a threat when it gets in. They need to know where it came from, how it entered, […]
Floki Bot Strikes, Talos and Flashpoint Respond
1 min read
This blog post was authored by Ben Baker, Edmund Brumaghin, Mariano Graziano, and Jonas Zaddach Executive Summary Floki Bot is a new malware variant that has recently been offered for sale on various darknet markets. It is based on the same codebase that was used by the infamous Zeus trojan, the source code of which […]
FIPS and Deterministic ECDSA: Achieving robust security and conformance
3 min read
Digital signatures are used to verify the authenticity of a message. For example, when a message is signed, the verifier can rest assured that only the signer could have signed it. ECDSA and DSA are two widely used, standardized digital signature schemes. In order to sign a message, internally both of them require the use […]
Cisco Signs on with Privacy Shield
2 min read
As I blogged in July of this year, Cisco supports protecting and enabling the international flow of personal data that furthers a progressive economy. To that end, we received official word that we are loud, proud, and on the list for the Privacy Shield – the voluntary, self-certification framework for EU-US data transfer. Why is […]
Customer-focused Incident Response Service
2 min read
In our highly connected business environments, the need to respond to the inevitable security breach is on the minds of every CISO. An increasing number of organizations rely on the services of a Managed Detection and Response (MDR) provider. According to the Cisco 2016 Annual Security Report, 42 percent of surveyed companies outsourced incident response, […]
Project FIRST: Share Knowledge, Speed up Analysis
1 min read
Project FIRST is lead by Angel M. Villegas. This post is authored by Holger Unterbrink. Talos is pleased to announce the release of the Function Identification and Recovery Signature Tool (FIRST). It is an open-source framework that allows sharing of knowledge about similar functions used across file types that IDA Pro can analyze. The aim […]
To be Effective, Security Needs to Play Well with Others
5 min read
Effective security is simple, open, and automated. In the last blog, I described several efforts by Cisco to pursue simplicity. Now let’s talk about how we are executing on the open part. Openness is about playing well with others. As a kid I heard it from my parents, and now I find myself saying it […]
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