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Articles · 7
PrivSec Lab wrote
Jun 8, 2026 in browser-privacy - Fresh Speedometer 3.0, JetStream 2, and MotionMark numbers on iPhone 15 and 16 - normal mode vs Lockdown Mode. How WebKit's JIT evolved from iOS 16 to iOS 18 and where the trade-off stands today.
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Jun 8, 2026 in browser-privacy - PrivSec Lab pillar report on browser privacy in 2026: fingerprinting state-of-art, Lockdown Mode evolution, browser comparison matrix, DNS hardening, extensions and OS hooks.
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Jun 8, 2026 in browser-privacy - PrivSec Lab technical audit of Safari's anti-tracking stack in 2026: ITP 24 h cookie caps, iCloud Private Relay double-hop limits, Storage Partitioning gaps, and a head-to-head against Brave and Firefox RFP.
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Jun 8, 2026 in browser-privacy - A COMP breakdown of the four serious privacy browsers in 2026: fingerprint defense, Tor mode, telemetry, and which one fits your threat model.
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Jun 8, 2026 in browser-privacy - Four years after its debut against Pegasus, iOS Lockdown Mode has matured across iOS 16, 17, and 18. We track every change, explain the 2026 performance trade-offs on WebKit 18.x, and tell you exactly who should enable it.
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Jun 8, 2026 in browser-privacy - PrivSec Lab deep-dive: every active and passive fingerprinting vector in 2026, entropy estimates from published fingerprinting research, state-of-the-art defenses, and a decision matrix to pick the right browser for your threat model.
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Jul 22, 2022 in browser-privacy - iOS 16 Lockdown Mode disables JIT JavaScript compilation in Safari, slowing JavaScript-heavy pages and blocking 12 web APIs. Here is what changes and how to measure the impact yourself.
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