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Google

Video Players
flagged Exposure
v97b4518e
A script that enables embedding and playing YouTube videos in an enhanced privacy mode, aiming to not set cookies until user interaction.
10M+ sites
Updated 9/2/2026
https://www.youtube-nocookie.com/s/player/e937390a/player_embed_es6.vflset/en_US/base.js
Exposure Score
59

Popularity

92%

Usage across websites

File Size

467.96 KB

Download size

Load Time

1092.81ms

Network latency

Execution Time

0.00ms

Runtime performance

Version Telemetry

Version Timeline

Visual representation of each version's active period

Metrics Over Time

Security score, performance score, and file size trends

0255075100v97b4Normalized ScoreVersion
Security Score
Performance Score
File Size (KB)

Uptime History

Average response time over time

Version History Details

Detailed information for each version

v97b4518eLatest
Span: 13 days
Score: 54
Size: 467.96 KB

Exposure & Risks

Security Score

Overall Security54 / 100
Exposure Levelflagged

Risk Assessment

Critical Risks2
Total Observations3

Exposure Status

Flagged
Significant behavioral concerns detected, immediate attention recommended.

Behavioral Concerns

Long Script Execution Time

Detects unusually long script execution times, which could indicate resource abuse (e.g., cryptomining) or a stalled script.

Large Transfer Size

Detects if a resource has a large transfer size, which might impact performance.

Security Observations

Security-related findings from analysis

No security observations recorded for this version

Privacy & Data Flow

Data Collection

Cookies and local storage used by this script

Cookies

VISITOR_INFO1_LIVE5 months
YouTube sets this cookie to estimate the bandwidth on pages with embedded YouTube videos. It is typically set after a user interacts with the video player on youtube-nocookie.com.
YSCSession
This cookie registers a unique ID to keep statistics of what videos YouTube has seen from that specific user. It is typically set after a user interacts with the video player on youtube-nocookie.com.
PREF8 months
Registers a unique ID that is used by YouTube to keep statistics of how the user uses YouTube videos across different websites. It is typically set after a user interacts with the video player on youtube-nocookie.com.

Third-party Connections

External domains this script connects to

No external connections detected

Permissions Required

Browser permissions and capabilities used

user profilestoragenetwork

Privacy Observations

Privacy-related findings from analysis

No privacy observations recorded for this version

Technical & Performance Analytics

Load Performance

File Size467.96 KB
Load Time1092.81ms

Runtime Performance

Execution Time0.00ms
Network Requests0

Impact Assessment

Good
Minimal performance impact on page load

Performance Observations

Performance-related findings from analysis

No performance observations recorded for this version

Global Variables

Variables added to the global scope

_yt_playerytytDomDomGetNextIdytEventsEventsListenersytEventsEventsCounterytglobalytPubsub2Pubsub2InstanceytPubsub2Pubsub2SubscribedKeysytPubsub2Pubsub2TopicToKeysytPubsub2Pubsub2IsAsyncytPubsub2Pubsub2SkipSubKeyytNetworklessLoggingInitializationOptionsytPubsubPubsubInstanceytPubsubPubsubTopicToKeysytPubsubPubsubIsSynchronousytPubsubPubsubSubscribedKeysytLoggingTransportTokensToCttTargetIds_ytLoggingTransportTokensToJspbCttTargetIds_ytLoggingGelSequenceIdObj_ytLoggingDocDocumentNonce_yt_logging_screenytLoggingLatencyUsageStats_ytDebugData

Event Listeners

Events this script listens for

No event listeners detected

Browser API Access

APIs and browser features accessed by this script

navigator.userAgentdocument.cookie.getXMLHttpRequestXMLHttpRequest.openXMLHttpRequest.send

Technical Details

Compressed
Yes
CDN Delivery
No
Total Views
5
Is Mirror
No
Network Requests
0
Resource Hash
97b4518e2520c1dbadd6b330635580365162acd1ccaf803273b4a3500bef0f53

AI Insights & Alternatives

Description

A comprehensive overview of this resource

This script is part of YouTube's embedded player, specifically served from the `youtube-nocookie.com` domain. When loaded on a website, it renders a YouTube video player frame. The key differentiator of the `youtube-nocookie.com` domain is its enhanced privacy feature: it prevents YouTube from setting tracking cookies on a user's browser until the user explicitly interacts with the video player (e.g., by clicking the play button). This helps website owners comply with privacy regulations by delaying cookie consent requirements related to YouTube. The script handles video loading, playback controls, responsiveness, and provides an API for interaction. It fetches video metadata and streams directly from YouTube's servers, ensuring a seamless viewing experience while prioritizing user privacy by default by delaying cookie placement until user engagement.

Key Features

Core functionalities and capabilities of this resource

  • Video Embedding
  • Enhanced Privacy Mode (no initial cookies)
  • Playback Controls
  • Adaptive Streaming
  • Responsiveness
  • IFrame Player API support

Alternatives

Similar libraries you might consider

Documentation & Resources

Official Documentation