介绍
•快速且完全可配置的网络爬取
•标准和无头模式支持
•JavaScript解析/爬取
•可定制的自动填表
•范围控制- 预配置字段/正则表达式
•可定制的输出- 预配置的字段
•输入 -标准输入、URL和列表
•输出 -标准输出、文件和JSON
在渗透测试中的作用 使用
go-http库来处理http请求/响应，速度更快。HTTP指纹（TLS和用户代理）完全将客户端识别为合法浏览器，隐密性更强，安全性更高。
安装
katana 需要Go 1.18才能成功安装。要安装，只需运行以下命令或从发布页面下载预编译的二进制文件。
go install github.com/projectdiscovery/katana/cmd/katana@latest
使用
katana -h
这将显示该工具的帮助。这是它支持的所有开关。
Usage:
./katana [flags]
Flags:
INPUT:
-u, -list string[] target url / list to crawl
CONFIGURATION:
-d, -depth int maximum depth to crawl (default 2)
-jc, -js-crawl enable endpoint parsing / crawling in javascript file
-ct, -crawl-duration int maximum duration to crawl the target for
-kf, -known-files string enable crawling of known files (all,robotstxt,sitemapxml)
-mrs, -max-response-size int maximum response size to read (default 2097152)
-timeout int time to wait for request in seconds (default 10)
-aff, -automatic-form-fill enable optional automatic form filling (experimental)
-retry int number of times to retry the request (default 1)
-proxy string http/socks5 proxy to use
-H, -headers string[] custom header/cookie to include in request
-config string path to the katana configuration file
-fc, -form-config string path to custom form configuration file
HEADLESS:
-hl, -headless enable headless hybrid crawling (experimental)
-sc, -system-chrome use local installed chrome browser instead of katana installed
-sb, -show-browser show the browser on the screen with headless mode
SCOPE:
-cs, -crawl-scope string[] in scope url regex to be followed by crawler
-cos, -crawl-out-scope string[] out of scope url regex to be excluded by crawler
-fs, -field-scope string pre-defined scope field (dn,rdn,fqdn) (default "rdn")
-ns, -no-scope disables host based default scope
-do, -display-out-scope display external endpoint from scoped crawling
FILTER:
-f, -field string field to display in output (url,path,fqdn,rdn,rurl,qurl,qpath,file,key,value,kv,dir,udir)
-sf, -store-field string field to store in per-host output (url,path,fqdn,rdn,rurl,qurl,qpath,file,key,value,kv,dir,udir)
-em, -extension-match string[] match output for given extension (eg, -em php,html,js)
-ef, -extension-filter string[] filter output for given extension (eg, -ef png,css)
RATE-LIMIT:
-c, -concurrency int number of concurrent fetchers to use (default 10)
-p, -parallelism int number of concurrent inputs to process (default 10)
-rd, -delay int request delay between each request in seconds
-rl, -rate-limit int maximum requests to send per second (default 150)
-rlm, -rate-limit-minute int maximum number of requests to send per minute
OUTPUT:
-o, -output string file to write output to
-j, -json write output in JSONL(ines) format
-nc, -no-color disable output content coloring (ANSI escape codes)
-silent display output only
-v, -verbose display verbose output
-version display project version
运行
katana需要url或端点来抓取并接受单个或多个输入。输入 URL 可以使用-u选项提供，并且可以使用逗号分隔的输入提供多个值，类似地，使用选项支持文件-list输入，另外还支持管道输入（stdin）。
网址输入
katana -u https://tesla.com
多个 URL 输入（逗号分隔）
katana -u https://tesla.com,https://google.com
列表输入
$ cat url_list.txt
https://tesla.com
https://google.com
katana -list url_list.txt
STDIN（管道）输入
echo https://tesla.com | katana
cat domains | httpx | katana
运行实例
katana -u https://youtube.com
__ __
/ /_____ _/ /____ ____ ___ _
/ '_/ _ / __/ _ / _ \/ _ /
/_/\_\\_,_/\__/\_,_/_//_/\_,_/ v0.0.1
projectdiscovery.io
[WRN] Use with caution. You are responsible for your actions.
[WRN] Developers assume no liability and are not responsible for any misuse or damage.
https://www.youtube.com/
https://www.youtube.com/about/
https://www.youtube.com/about/press/
https://www.youtube.com/about/copyright/
https://www.youtube.com/t/contact_us/
https://www.youtube.com/creators/
https://www.youtube.com/ads/
https://www.youtube.com/t/terms
https://www.youtube.com/t/privacy
https://www.youtube.com/about/policies/
https://www.youtube.com/howyoutubeworks?utm_campaign=ytgen&utm_source=ythp&utm_medium=LeftNav&utm_cnotallow=txt&u=https%3A%2F%2Fwww.youtube.com%2Fhowyoutubeworks%3Futm_source%3Dythp%26utm_medium%3DLeftNav%26utm_campaign%3Dytgen
https://www.youtube.com/new
https://m.youtube.com/
https://www.youtube.com/s/desktop/4965577f/jsbin/desktop_polymer.vflset/desktop_polymer.js
https://www.youtube.com/s/desktop/4965577f/cssbin/www-main-desktop-home-page-skeleton.css
https://www.youtube.com/s/desktop/4965577f/cssbin/www-onepick.css
https://www.youtube.com/s/_/ytmainappweb/_/ss/k=ytmainappweb.kevlar_base.0Zo5FUcPkCg.L.B1.O/am=gAE/d=0/rs=AGKMywG5nh5Qp-BGPbOaI1evhF5BVGRZGA
https://www.youtube.com/opensearch?locale=en_GB
https://www.youtube.com/manifest.webmanifest
https://www.youtube.com/s/desktop/4965577f/cssbin/www-main-desktop-watch-page-skeleton.css
https://www.youtube.com/s/desktop/4965577f/jsbin/web-animations-next-lite.min.vflset/web-animations-next-lite.min.js
https://www.youtube.com/s/desktop/4965577f/jsbin/custom-elements-es5-adapter.vflset/custom-elements-es5-adapter.js
https://www.youtube.com/s/desktop/4965577f/jsbin/webcomponents-sd.vflset/webcomponents-sd.js
https://www.youtube.com/s/desktop/4965577f/jsbin/intersection-observer.min.vflset/intersection-observer.min.js
https://www.youtube.com/s/desktop/4965577f/jsbin/scheduler.vflset/scheduler.js
https://www.youtube.com/s/desktop/4965577f/jsbin/www-i18n-constants-en_GB.vflset/www-i18n-constants.js
https://www.youtube.com/s/desktop/4965577f/jsbin/www-tampering.vflset/www-tampering.js
https://www.youtube.com/s/desktop/4965577f/jsbin/spf.vflset/spf.js
https://www.youtube.com/s/desktop/4965577f/jsbin/network.vflset/network.js
https://www.youtube.com/howyoutubeworks/
https://www.youtube.com/trends/
https://www.youtube.com/jobs/
https://www.youtube.com/kids