HN Atlas
← All topics

Cryptography and secret management

Encryption, keys, passwords, passkeys, cryptographic protocols, and secret storage.

8,662 stories · 151 in 30 days · Updated Sep 28, 2026

The pace of conversation

Posts per month

2020-01: 146 posts2020-02: 149 posts2020-03: 87 posts2020-04: 113 posts2020-05: 143 posts2020-06: 149 posts2020-07: 132 posts2020-08: 130 posts2020-09: 139 posts2020-10: 99 posts2020-11: 114 posts2020-12: 116 posts2021-01: 139 posts2021-02: 94 posts2021-03: 114 posts2021-04: 82 posts2021-05: 101 posts2021-06: 117 posts2021-07: 84 posts2021-08: 76 posts2021-09: 102 posts2021-10: 120 posts2021-11: 95 posts2021-12: 100 posts2022-01: 113 posts2022-02: 106 posts2022-03: 124 posts2022-04: 92 posts2022-05: 108 posts2022-06: 108 posts2022-07: 89 posts2022-08: 95 posts2022-09: 78 posts2022-10: 96 posts2022-11: 100 posts2022-12: 134 posts2023-01: 120 posts2023-02: 113 posts2023-03: 86 posts2023-04: 98 posts2023-05: 129 posts2023-06: 92 posts2023-07: 100 posts2023-08: 114 posts2023-09: 106 posts2023-10: 135 posts2023-11: 71 posts2023-12: 95 posts2024-01: 107 posts2024-02: 100 posts2024-03: 89 posts2024-04: 96 posts2024-05: 105 posts2024-06: 84 posts2024-07: 90 posts2024-08: 97 posts2024-09: 98 posts2024-10: 96 posts2024-11: 75 posts2024-12: 66 posts2025-01: 76 posts2025-02: 74 posts2025-03: 93 posts2025-04: 77 posts2025-05: 109 posts2025-06: 73 posts2025-07: 67 posts2025-08: 93 posts2025-09: 74 posts2025-10: 84 posts2025-11: 111 posts2025-12: 129 posts2026-01: 139 posts2026-02: 179 posts2026-03: 158 posts2026-04: 143 posts2026-05: 134 posts2026-06: 98 posts2026-07: 141 posts2026-08: 118 posts2026-09: 146 posts
2020-012026-09

Posts per month · first and latest months may be partial.

01 / EXPLORE THROUGH TIME

Timeline

Start with the latest. Scroll back through time, or zoom in for more.

Year by yearUp to 5 stories per year
20261,256 stories
I don't like passkeys↗ hawksley.dev · HN · 819 comments · 852 points · Sep 18, 2026
I've factored the RSA keys of a Certificate Authority from the 90s↗ mcpherrin.ca · HN · 129 comments · 514 points · Sep 08, 2026
Passkeys were invented by engineers with zero understanding of consumer brain↗ twitter.com · HN · 784 comments · 577 points · Jul 22, 2026
Ian's Secure Shoelace Knot↗ fieggen.com · HN · 228 comments · 610 points · Jun 04, 2026
The quiet renovation at Bitwarden↗ blog.ppb1701.com · HN · 314 comments · 715 points · May 16, 2026
20251,060 stories
Native Secure Enclave backed SSH keys on macOS↗ gist.github.com · HN · 192 comments · 459 points · Nov 23, 2025
Signal Secure Backups↗ signal.org · HN · 442 comments · 990 points · Sep 08, 2025
TLS certificate lifetimes will officially reduce to 47 days↗ digicert.com · HN · 676 comments · 512 points · Apr 15, 2025
XOR↗ chiark.greenend.org.uk · HN · 100 comments · 602 points · Feb 18, 2025
Cracking a 512-bit DKIM key for less than $8 in the cloud↗ dmarcchecker.app · HN · 408 comments · 799 points · Jan 08, 2025
20241,103 stories
Show HN: Open-source private home security camera system (end-to-end encryption)↗ github.com · HN · 165 comments · 551 points · Nov 30, 2024
EUCLEAK Side-Channel Attack on the YubiKey 5 Series↗ ninjalab.io · HN · 278 comments · 706 points · Sep 03, 2024
You'll regret using natural keys↗ blog.ploeh.dk · HN · 553 comments · 739 points · Jun 05, 2024
Passkeys: A shattered dream↗ fy.blackhats.net.au · HN · 773 comments · 969 points · Apr 26, 2024
iMessage with PQ3 Cryptographic Protocol↗ security.apple.com · HN · 267 comments · 557 points · Feb 21, 2024
20231,259 stories
Keystroke timing obfuscation added to ssh(1)↗ undeadly.org · HN · 35 comments · 65 points · Aug 29, 2023
1Password to Add Telemetry↗ blog.1password.com · HN · 34 comments · 68 points · Apr 24, 2023
FTX stored private keys to crypto assets in plaintext, without access controls↗ twitter.com · HN · 23 comments · 81 points · Apr 10, 2023
Client-side encryption for Gmail is now generally available (for Workspace/Edu)↗ workspaceupdates.googleblog.com · HN · 37 comments · 65 points · Feb 28, 2023
Password protect a static HTML page↗ github.com · HN · 43 comments · 55 points · Feb 18, 2023
20221,243 stories
Enclave: An Unpickable Lock↗ ominoushum.com · HN · 317 comments · 684 points · Jun 26, 2022
If OpenSSL were a GUI↗ smallstep.com · HN · 234 comments · 744 points · Jun 10, 2022
Earn-IT threatens encryption and therefore user freedom↗ fsf.org · HN · 201 comments · 990 points · Mar 11, 2022
Passwordle↗ rsk0315.github.io · HN · 248 comments · 956 points · Feb 16, 2022
I got an FBI record at age 11 from dabbling in cryptography (2015)↗ web.stanford.edu · HN · 349 comments · 770 points · Jan 28, 2022
20211,224 stories
Sign arbitrary data with your SSH keys↗ agwa.name · HN · 320 comments · 637 points · Nov 13, 2021
Show HN: Age 1.0 – Simple, modern and secure file encryption↗ github.com · HN · 88 comments · 494 points · Sep 06, 2021
PAM Duress – Alternate passwords for panic situations↗ github.com · HN · 343 comments · 763 points · Aug 22, 2021
Bitwarden Send - A trusted way to securely share information with anyone↗ bitwarden.com · HN · 263 comments · 610 points · Mar 12, 2021
BitLocker Lockscreen Bypass↗ secret.club · HN · 124 comments · 571 points · Jan 17, 2021
20201,517 stories
21 years after the request OpenPGP support gets added to Thunderbird↗ bugzilla.mozilla.org · HN · 269 comments · 690 points · Sep 17, 2020
Zoom to bring end-to-end encryption to all users, including non-paying↗ blog.zoom.us · HN · 524 comments · 845 points · Jun 17, 2020
Proof of concept: end-to-end encryption in Jitsi Meet↗ jitsi.org · HN · 155 comments · 617 points · Apr 13, 2020
Zoom rolled their own encryption scheme, transmit keys through servers in China↗ citizenlab.ca · HN · 302 comments · 1248 points · Apr 03, 2020
The first chosen-prefix collision for SHA-1↗ sha-mbles.github.io · HN · 352 comments · 928 points · Jan 07, 2020
Scroll through time ↕

02 / CATCH UP

The conversation now

Popular stories, with attention fading over roughly two weeks.

I don't like passkeys↗ hawksley.dev · HN · 819 comments · 852 points · Sep 18, 2026
Two-tier encryption in the UK↗ macanorak.com · HN · 471 comments · 510 points · Sep 24, 2026
Registration without a phone number on Signal will use zero-knowledge proofs↗ community.signalusers.org · HN · 215 comments · 397 points · Sep 13, 2026
Keys Not Included: recovering the signing keys for US driver's license barcodes↗ ryan.science · HN · 152 comments · 289 points · Sep 17, 2026
RSA-896↗ saweis.net · HN · 90 comments · 229 points · Sep 20, 2026

03 / GO DEEPER

Follow your curiosity

Find a particular story, revisit a year, or see what resonated.

Highest rated · the last 30 days

I don't like passkeys↗ hawksley.dev · HN · 819 comments · 852 points · Sep 18, 2026
I've factored the RSA keys of a Certificate Authority from the 90s↗ mcpherrin.ca · HN · 129 comments · 514 points · Sep 08, 2026
Two-tier encryption in the UK↗ macanorak.com · HN · 471 comments · 510 points · Sep 24, 2026
Registration without a phone number on Signal will use zero-knowledge proofs↗ community.signalusers.org · HN · 215 comments · 397 points · Sep 13, 2026
Keys Not Included: recovering the signing keys for US driver's license barcodes↗ ryan.science · HN · 152 comments · 289 points · Sep 17, 2026
RSA-896↗ saweis.net · HN · 90 comments · 229 points · Sep 20, 2026
RSA-260 Factorized↗ twitter.com · HN · 78 comments · 147 points · Sep 03, 2026
Why does mathmain need an encrypted loader?↗ safedep.io · HN · 43 comments · 138 points · Sep 21, 2026
Show HN: Air-gapped file encryption as self-decrypting HTML page↗ cms-sfx-demo.apeleg.com · HN · 32 comments · 90 points · Sep 24, 2026
How Trail of Bits helps verify the integrity of Signal chats↗ blog.trailofbits.com · HN · 61 comments · 80 points · Sep 12, 2026

10 stories shown.

Help shape Hacker Atlas

Useful, confusing, or missing something? I’d love to hear.

Your feedback is private. Your email is only used to reply, never to sign you up for a newsletter.