SpiceCrypt: A Python library for decrypting LTspice encrypted model files
luu
21 points
2 comments
March 15, 2026
Related Discussions
Found 5 related stories in 73.4ms across 8,303 title embeddings via pgvector HNSW
- Show HN: Spice simulation → oscilloscope → verification with Claude Code _fizz_buzz_ · 53 pts · April 17, 2026 · 45% similar
- LUKSbox: Encrypted vaults that survive the next decade fratellobigio · 11 pts · May 09, 2026 · 45% similar
- TPM-Sniffing LUKS Keys on an Embedded Linux Device [CVE-2026-0714] Tiberium · 19 pts · March 01, 2026 · 41% similar
- An Interesting Find: STM32 RDP1 Decryptor carlossless · 79 pts · March 02, 2026 · 40% similar
- Speculative Speculative Decoding (SSD) E-Reverance · 28 pts · March 04, 2026 · 40% similar
Discussion Highlights (2 comments)
userbinator
The file header contains two 32-bit keys used to derive a substitution table index and step value for decryption. In other words, obfuscation.
rshm
Coming from a brief failed attempt of using ghidra to see if keys were part of binary, this is a welcome news. Next on wishlist is someone doing the same for encrypted fpga verilog blobs.