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Hacker News · 2026/7/28 10:30:02
Nyctography: A substituton cypher by Lewis Carroll
AI 中文解读
刘易斯·卡罗尔不仅写了《爱丽丝梦游仙境》，还发明了一种叫“夜写密码”的暗号系统。这位大作家在深夜灵感迸发时，又不想开灯打扰别人，于是设计了一套用卡片和特殊符号快速记下想法的办法。这套密码本质上是把字母替换成符号，简单却巧妙。很多普通人都喜欢研究这种有趣的密码，既能当成解谜游戏，也能用来写秘密日记。更重要的是，它让我们看到，创意可以来自生活中的小麻烦——为了在黑暗中写字，竟催生了这样独特的小发明，至今仍让密码爱好者津津乐道。
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1
The nyctograph
2
Nyctographic alphabet
3
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Nyctography
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From Wikipedia, the free encyclopedia
Simple substitution cipher
.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+.mw-empty-elt+.ambox,.mw-parser-output .ambox+.mw-empty-elt+.mw-empty-elt+.ambox,.mw-parser-output .ambox+.mw-empty-elt+.mw-empty-elt+.mw-empty-elt+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}This article needs more citations. Please help improve this article by adding citations to reliable sources. Unsourced material may be challen
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