400 Bad Request

在本文章中

状态
规范

HTTP 400 Bad Request 响应状态码表示由于语法无效，服务器无法理解该请求。客户端不应该在未经修改的情况下重复此请求。

状态

400 Bad Request

规范

Specification	Title
RFC 7231, section 6.5.1: 400 Bad Request	Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content

文档标签和贡献者

另见

HTTP
Guides:
Resources and URIs
1. Identifying resources on the Web
2. Data URIs
3. Introduction to MIME Types
4. Complete list of MIME Types
5. Choosing between www and non-www URLs
Basics of HTTP
1. Overview of HTTP
2. Evolution of HTTP
3. HTTP Messages
4. A typical HTTP session
5. Connection management in HTTP/1.x
HTTP security
1. Content Security Policy (CSP)
2. HTTP Public Key Pinning (HPKP)
3. HTTP Strict Transport Security (HSTS)
4. Cookie security
5. X-Content-Type-Options
6. X-Frame-Options
7. X-XSS-Protection
8. Mozilla web security guidelines
9. Mozilla Observatory
HTTP access control (CORS)
HTTP authentication
HTTP caching
HTTP compression
HTTP conditional requests
HTTP content negotiation
HTTP cookies
HTTP range requests
HTTP redirects
HTTP specifications
References:
HTTP headers
1. Accept
2. Accept-Charset
3. Accept-Encoding
4. Accept-Language
5. Accept-Ranges
6. Access-Control-Allow-Credentials
7. Access-Control-Allow-Headers
8. Access-Control-Allow-Methods
9. Access-Control-Allow-Origin
10. Access-Control-Expose-Headers
11. Access-Control-Max-Age
12. Access-Control-Request-Headers
13. Access-Control-Request-Method
14. Age
15. Allow
16. Authorization
17. Cache-Control
18. Connection
19. Content-Disposition
20. Content-Encoding
21. Content-Language
22. Content-Length
23. Content-Location
24. Content-Range
25. Content-Security-Policy
26. Content-Security-Policy-Report-Only [我来译!]
27. Content-Type
28. Cookie
29. Cookie2
30. DNT
31. Date
32. ETag
33. Expect
34. Expires
35. Forwarded
36. From [我来译!]
37. Host
38. If-Match [我来译!]
39. If-Modified-Since [我来译!]
40. If-None-Match [我来译!]
41. If-Range
42. If-Unmodified-Since
43. Keep-Alive [我来译!]
44. Large-Allocation [我来译!]
45. Last-Modified [我来译!]
46. Location
47. Origin
48. Pragma [我来译!]
49. Proxy-Authenticate [我来译!]
50. Proxy-Authorization [我来译!]
51. Public-Key-Pins [我来译!]
52. Public-Key-Pins-Report-Only [我来译!]
53. Range
54. Referer [我来译!]
55. Referrer-Policy [我来译!]
56. Retry-After [我来译!]
57. Server [我来译!]
58. Set-Cookie [我来译!]
59. Set-Cookie2 [我来译!]
60. SourceMap [我来译!]
61. HTTP Strict Transport Security
62. TE
63. Tk [我来译!]
64. Trailer
65. Transfer-Encoding
66. Upgrade-Insecure-Requests [我来译!]
67. User-Agent [我来译!]
68. Vary
69. Via [我来译!]
70. WWW-Authenticate
71. Warning [我来译!]
72. X-Content-Type-Options
73. DNS 预读取
74. X-Forwarded-For
75. X-Forwarded-Host
76. X-Forwarded-Proto
77. X-Frame-Options 响应头
78. X-XSS-Protection
HTTP request methods
1. CONNECT [我来译!]
2. DELETE
3. GET
4. HEAD
5. OPTIONS
6. PATCH
7. POST
8. PUT
HTTP response status codes
1. 100 Continue
2. 101 Switching Protocol
3. 200 OK
4. 201 Created
5. 202 Accepted [我来译!]
6. 203 Non-Authoritative Information [我来译!]
7. 204 No Content
8. 205 Reset Content [我来译!]
9. 206 Partial Content
10. 300 Multiple Choices [我来译!]
11. 301 Moved Permanently
12. 302 Found
13. 303 See Other
14. 304 Not Modified
15. 307 Temporary Redirect
16. 308 Permanent Redirect
17. 400 Bad Request
18. 401 Unauthorized [我来译!]
19. 403 Forbidden [我来译!]
20. 404 Not Found [我来译!]
21. 405 Method Not Allowed
22. 406 Not Acceptable
23. 407 Proxy Authentication Required [我来译!]
24. 408 Request Timeout [我来译!]
25. 409 Conflict [我来译!]
26. 410 Gone
27. 411 Length Required [我来译!]
28. 412 Precondition Failed（先决条件失败）
29. 413 Payload Too Large [我来译!]
30. 414 URI Too Long [我来译!]
31. 415 Unsupported Media Type [我来译!]
32. 416 Range Not Satisfiable
33. 417 Expectation Failed
34. 426 Upgrade Required [我来译!]
35. 428 Precondition Required
36. 429 Too Many Requests
37. 431 Request Header Fields Too Large [我来译!]
38. 451 Unavailable For Legal Reasons [我来译!]
39. 500 Internal Server Error [我来译!]
40. 501 Not Implemented
41. 502 Bad Gateway [我来译!]
42. 503 Service Unavailable [我来译!]
43. 504 Gateway Timeout [我来译!]
44. 505 HTTP Version Not Supported [我来译!]
45. 511 Network Authentication Required [我来译!]
CSP directives
1. CSP: base-uri [我来译!]
2. CSP: block-all-mixed-content [我来译!]
3. CSP: child-src [我来译!]
4. CSP: connect-src [我来译!]
5. CSP: default-src [我来译!]
6. CSP: font-src [我来译!]
7. CSP: form-action [我来译!]
8. CSP: frame-ancestors [我来译!]
9. CSP: frame-src [我来译!]
10. CSP: img-src [我来译!]
11. CSP: manifest-src [我来译!]
12. CSP: media-src [我来译!]
13. CSP: object-src [我来译!]
14. CSP: plugin-types [我来译!]
15. CSP: referrer [我来译!]
16. CSP: report-uri [我来译!]
17. CSP: require-sri-for [我来译!]
18. CSP: sandbox [我来译!]
19. CSP: script-src [我来译!]
20. CSP: style-src [我来译!]
21. CSP: upgrade-insecure-requests [我来译!]
22. CSP: worker-src [我来译!]