Cover of Cryptonomicon

Science fiction · Historical · Thriller

Cryptonomicon

4.2 out of 5, from 917 ratings from Hardcover readers

Two timelines follow a codebreaker in the Second World War and his grandson, a computer expert, in the dot-com era. Both are tied to a hidden fortune and a plan to build a secure data haven.

Facts last checked 2026-10-16

First published
1999
Pace
Slow
Length
Long
Pages
1152
Format
Standalone

Read this if you enjoy very long, nerdy novels full of cryptography, history and digressions, with dry humour.

Skip this if you want a tight plot, since it wanders widely and takes its time.

The feel

Content warnings

  • War
  • Violence
  • Death

Quick answers about Cryptonomicon

What is Cryptonomicon about?
Two timelines follow a codebreaker in the Second World War and his grandson, a computer expert, in the dot-com era. Both are tied to a hidden fortune and a plan to build a secure data haven.
Who should read Cryptonomicon?
Read it if you enjoy very long, nerdy novels full of cryptography, history and digressions, with dry humour. Skip it if you want a tight plot, since it wanders widely and takes its time.
How long and how fast is Cryptonomicon?
It is a slow-paced, long read of about 1152 pages, first published in 1999.
Does Cryptonomicon have content warnings?
Content we flag: War, Violence, Death.
Can I borrow Cryptonomicon for free?
Often, yes. Check Libby (OverDrive) to see whether your library lends Cryptonomicon; the borrow button above searches it for you.
What should I read after Cryptonomicon?
Readers who liked it often move on to Snow Crash, Seveneves, Catch-22.

Where to get it

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