Mixing
顧觀光
顧觀光（1799年－1862年），字尚之，別號武陵山人。金山縣錢家圩人。清代醫學家。
早年为太学生，后屡试科舉不中，继祖业行醫。道光年間應錢熙祚之聘，前去杭州文瀾閣藏書樓校書。著有《算剩初编》、《算剩续编》、《算剩余稿》、《九数外录》等。
参考
《清史稿·列传二百九十四·畴人二》
Information security
This article is part of a series on Information security Related security categories Internet security Cyberwarfare Computer security Mobile security Network security Threats Computer crime Vulnerability Eavesdropping Malware Spyware Ransomware Trojans Viruses Worms Rootkits Bootkits Keyloggers Screen scrapers Exploits Backdoors Logic bombs Payloads Denial of service Defenses Computer access control Application security Antivirus software Secure coding Secure by default Secure by design Secure operating systems Authentication Multi-factor authentication Authorization Data-centric security Encryption Firewall Intrusion detection system Mobile secure gateway Runtime application self-protection (RASP) v t e Information security , sometimes shortened to InfoSec , is the practice of preventing unauthorized access, use, disclosure, disruption, modification, inspection, recording or destruction of information. Th...
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