Timestamp Decoding Practice

Convert the raw data to UTC timelines.

Tools: EpochConverter | CyberChef
Format required: YYYY-MM-DD HH:MM:SS (UTC)

Challenge 1

Unix Epoch

A significant moment in computing history.

946684800
Hint: The world was worried computers would stop working this second. (Y2K)

Challenge 2

Unix Epoch

A famous date from cinema history.

1445444940
Hint: "Great Scott!" This is the exact time Marty McFly arrived in the future.

Challenge 3

Unix Epoch

A financial revolution begins.

1231006505
Hint: The timestamp found in the Genesis Block of Bitcoin.

Challenge 4

WebKit / Chrome

Note: WebKit timestamps are microseconds since Jan 1, 1601 UTC.

12864852000000000
Hint: The day Google Chrome was first released to the public.

Challenge 5

WebKit / Chrome

Another 1601-epoch timestamp (Microseconds).

12758761620000000
Hint: The date "Me at the zoo" (the first YouTube video) was uploaded.

Challenge 6

Windows Filetime

Note: Windows Filetime uses 100-nanosecond intervals since Jan 1, 1601.

(Compared to WebKit, this has even more digits!)

CyberChef Tip: Try "stacking" your recipes!
1. Add Windows Filetime to UNIX Timestamp
2. Then add From UNIX Timestamp to decode the result.
130826448000000000
Hint: The official release day of Windows 10.

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