本内容遵循CC 4.0 BY-SA版权协议 这两年因为做自动化办公系统，PDF处理这摊事几乎被我摸了个透。招标文件、客户合同、扫描版通知、产品说明书，每个星期都有同事捧着电脑来找我：这个PDF怎么合并？这段字怎么选不中？能不能把这堆PDF批量转成图片？说实话 ...

This is an explanation of the Cryptography challenge 'ChaCha Slide' from CyLab Security Academy (formerly picoCTF). When you connect via netcat, it displays the results of encrypting two fixed ...

DarkSword operators use Coruna malware to steal iPhone crypto wallet recovery phrases, with exposed servers revealing theft ...

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Terms often used in cybersecurity discussions and education, briefly defined. Your corrections, suggestions, and recommendations for additional entries are welcome: email the editor at editor@n2k.com.