Babyish Wiki
Register
Advertisement
netcat
File:Netcat.png
Divelopen bai *Hobbit*[1]
Steibol rīlīs 1.10 / 1996n 3m 20d
Opèreitiŋ sistèm YUNIX
Taip Netwörk yutiliti
Laisèns Permissive free softwär[2]
Websàit http://www.vulnwatch.org/netcat/
netcat is a computer networking utility for reading from and writing to network connections on either TCP or UDP. It is the Swiss-army knife for TCP/IP. netcat-wa kompyutā netwörkiŋ yutiliti für rīdiŋ from en wraitiŋ tu netwörk konnekçions on either TCP or UDP. Nigè softwär applaikeiçion wa neimen as Swiss-army knife für TCP/IP. netcat是個電腦網絡的公用程式,用來對網路連線TCP或者UDP進行讀寫。
Netcat was voted the second most useful network security tool in a 2000 poll conducted by insecure.org on the nmap users mailing list.[3] In 2003, it gained fourth place,[4] a position it also held in the 2006 poll.[1] netcat 在2001年insecure.org對nmap用戶郵件列表舉辦的投票被推選為第二有用的網路保全工具[3]。2003年投票結果是第四名[4];2006年的投票繼續穩佔同樣第四名寶座。[1]
netcat-wa konsideren as Backdoor softwär bai Symantec EndPoint Protection.

Examples / Iksampols / 例子[]

Copy files from machine foo to bar on port 3333 (-l, listen): 透過埠3333(-l 監聽狀態listen)從機器foo拷貝到機器bar拷貝檔案:
 user@bar$ nc -l -p 3333 > backup.iso
 user@foo$ nc bar 3333 < backup.iso 
Open a raw connection to port 25 (like telnet): 在埠25建立內容未加工過的連線(類似telnet):
 nc mail.server.net 25
Check if UDP ports (-u) 80-90 are open on 192.168.0.1 using zero mode I/O (-z): 利用零模式I/O(參數 -z)檢查192.168.0.1的UDP埠(參數 -u)80-90是否開啟:
 nc -vzu 192.168.0.1 80-90

Pipe via UDP (-u) with a wait time (-w) of 1 second to 'loggerhost' on port 514

 “echo ‘<0>message’ | nc -w 1 -u loggerhost 514″

Variants / Väryànts / 變體[]

The original version of netcat is a UNIX program. Its author is known as *Hobbit*. He released version 1.1 in March 1996. netcat原始版本是一個Unix程式。已知的作者叫做*Hobbit*。他於1996年3月發行版本1.1。
Netcat is fully POSIX compatible and there exist several implementations, including a rewrite from scratch known as GNU netcat, which is maintained by Giovanni Giacobbi and an MS-Windows version of netcat created by Chris Wysopal. Andreas Bischoff has ported the Windows version to Windows CE (now known as Windows Mobile). Netcat完全POSIX相容,並且目前現存多種不同的實現;包括完全重新改寫的GNU netcat,該程式是由喬凡尼加克比 (Giovanni Giacobbi) 維護,並且視窗版本是由克利斯衛索柏(Chris Wysopal, Weld Pond網路保全公司)創造。英文維基用戶安德烈畢斯確夫(Andreas Bischoff)已將視窗版移植到Windows CE(不是現今的Windows Mobile)上。
On some systems, modified versions or similar utilities go by the command name(s): 在某些系統上,修改過的netcat或類似的公用程式以下面命令名出現:
nc, ncat, pnetcat, socat, sock, socket, sbd.
socat is a more complex cousin of netcat. It is larger and more flexible than netcat, and has more options that must be configured for a given task. socat 是 netcat 較複雜的姊妹程式。它比起netcat更大更複雜,並且有更多的選項得在給定作業前先設定。
Cryptcat is a version of netcat with integrated transport encryption capabilities. Cryptcat 是 netcat 一個內建加密傳輸能力的版本。

References / Riförènses / 參考資料[]

  1. 1.0 1.1 1.2 "Top 100 Security Tools". 2006. Archived from the original. You must specify the date the archive was made using the |archivedate= parameter. http://sectools.org/. Ritrīven on 2008-02-18. 
  2. "Copyright file". Debian. Archived from the original. You must specify the date the archive was made using the |archivedate= parameter. http://packages.debian.org/changelogs/pool/main/n/netcat/netcat_1.10-38/netcat.copyright. Ritrīven on 2008-09-06. 
  3. 3.0 3.1 "Top 50 Security Tools". 2000. Archived from the original. You must specify the date the archive was made using the |archivedate= parameter. http://sectools.org/tools2000.html. Ritrīven on 2007-09-30. 
  4. 4.0 4.1 "Top 75 Security Tools". 2003. Archived from the original. You must specify the date the archive was made using the |archivedate= parameter. http://sectools.org/tools2003.html. Ritrīven on 2007-09-30. 

See also / Si osou / 參看[]

Free Software Portal Logo Libörol en Guŋhoi Kontent Softwär portal
  • TELNET
  • List of Unix programs
  • Socat (Unix)

Template:Unix commands

External links / Ikstörnol liŋk / 外部連結[]


Interwiki

cs - de - en - es - fr - it - ja - ka - pl - pt - ru - fi - zh


Nigè artikol wa yusiŋ {{Interwiki}} nigè templeit. Jigùm-wa {{Wikidata}} nigè templeit wa maigreitiŋ. Plīs help tu ùpdeit en maigreit nigè artikol tu yus WikiData.

Advertisement