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Five Challenges to Building an Isomorphic JavaScript Library

DoorDash Engineering

Building software today can require working on the server side and client side, but building isomorphic JavaScript libraries can be a challenge if unaware of some particular issues, which can involve picking the right dependencies and selectively importing them among others. or web browser. or web browser. and one for the browser.

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How to measure the performance of a website

Kentik

This includes all HTML, style sheets, cookies, any javascript that has to execute, etc. Is your PC using a DNS on the same local area network as your computer? Latency : Putting the application, the server and the DNS response times aside for a moment, obviously the network can be a big factor when measuring performance.

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Anatomy of a Blackhat SEO spam campaign (with a twist)

CATO Networks

Legitimate websites are hacked and recruited into a spam network During a periodic analysis of Cato Cloud traffic in the Cato Research Lab, we noticed that our security analytics engine was triggered by a request to a code sharing service, Pastebin. Interestingly, at this point in time the script refers to a HTML page and not Javascript code.

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Cato Research Decrypts the News Behind February Security Events

CATO Networks

The attack showed how attackers could impersonate a known wireless network by intercepting the SSID a users device discloses when searching for a WLAN. The vulnerability allowed the attackers to inject malicious Javascript that scrambled the web page text, making the end-user think they have a font problem.

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Speed Matters, But It Isn’t Everything

Indeed Engineering

Performance metrics We measured loading speed using two key metrics: FirstContentfulPaint when the user sees the first content of the page DomContentLoadedEventEnd when the page becomes interactive, as measured by the moment where all critical CSS and JavaScript have been parsed and executed We chose a weighted average instead of a single metric.

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Threat Intelligence Feeds and Endpoint Protection Systems Fail to Detect 24 Malicious Chrome Extensions

CATO Networks

Network data from hundreds of Cato customers suggests malware communication persists despite the use of legacy security controls, services, and detection methods Cato Research Labs released new findings today identifying 24 malicious Chrome extensions and 40 malicious domains, all previously thought to be benign. The research had two phases.

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