This site creates secret hash that AWS machine recreates to then accept users commands.
For general public use do not use any secret key value pairs in forms.

(access -- secret) --

hash_hmac exists

request-date=2019-03-22T04:47:15+00:00----shortDate=03-22T04----cred-SigningKey=03-22T04/us-west-1/s3//aws4_request----gmt-utc=Fri,22 Mar 2019 04:47:15 GMT
HMAC_salt=20190322

md5 hash of cred-SigningKey= 5919cf10ad4474bf0ddf309f21fd3b16

sha1 hash of cred-SigningKey= 808b319eea48e70b4e7a220d1fe3d3961ca1af7b

test... sha256 of empty string must match below 43698dd9d70426194089331a5dc1ccbc145cd375a1ac06d7a98fa5f7e3816d7c
test... sha256 of empty string must match above 43698dd9d70426194089331a5dc1ccbc145cd375a1ac06d7a98fa5f7e3816d7c
****hashes match****
sha256 of empty string for aws on 20130708 = e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Todays new hashed HMAC_salt=c0afe1f2011022e21c68755f937208cd1669054b3ee1f83bca45967a86b41e30

stringToSign= PUT x-amz-acl:public-read /geraldkrug/(filename with extension)
hmachash= 9e4beeabece0b651993c7f5f795923e1c2c8749c69821a64540f8ea31e8d19d6
hmacRawHash= af83b5df94bc3145411b2fac3021c445a7b99dfb792b8af29a5d896ec8d8cedd
bin2hex= 39653462656561626563653062363531393933633766356637393539323365316332633837343963363938323161363435343066386561333165386431396436

Base64_Decode SGVsbG8 = Hello

AWS s3 signature= nkvuq+zgtlGZPH9feVkj4cLIdJxpghpkVA+Oox6NGdY=
AWS s3 signature= nkvuq%2Bzgtlgzph9fevkj4clidjxpghpkva%2Boox6ngdy%3D

reverse AWS s3 signature then swap every other character...y=gd6nox+ovapkghxpdjli4ckjev9fphgztlzgq+vunk
reverse AWS s3 signature then swap every other character... y%3Dgd6nox%2Bovapkghxpdjli4ckjev9fphgztlzgq%2Bvunk
hmacHash is hashed and hashed again... 55a76fa8e5e1a7ed502072bdea4203200f9adc476599f5aa46267d2ffc91cbec

S3 Form Upload

Upload "PUT" an image to s3 bucket geraldkrug

Create API URL for service s3 ,,, current as of 3/30/2014

Properly do all fields then select a .png .gif .bmp or .jpg image by clicking the 'Browse' button and press 'Create API URL s3' to build your aws API URL ***>>>

access-
secret-- AND/OR shared secret for hmac salt key
expires-microtime-1553230035.87 + 604800 sec. max.
host----OR s3-website-us-west-1.amazonaws.com OR s3.amazonaws.com
verb---OR GET OR POST
bucket-
objkey-
time---OR 2019-03-22T04:47:15Z
act----OR GetObject OR PostObject
ver----
algo---OR X-Amz-Algorithm=AWS4-HMAC-SHA1
cred---hostname
date---OR 2019-03-22T04:47:15Z
cont---OR content-type;AWS4-HMAC-SHA256
sig----
uuid---
mtag---
acl----OR private OR authenticated-read
redir--
presys-

upload max. size 1 MB is set, 5GB possible

save code in box as a file>>> {"expiration": "2016-01-01T00:00:00Z", "conditions": [ {"bucket": "geraldkrug"}, ["starts-with", "(filename with extension)", "facebook-1622820999/"], {"acl": "public-read"}, {"success_action_redirect": "http://localhost/"}, ["starts-with", "", "image/"], {"X-Amz-meta-uuid": "14365123651274"}, ["starts-with", "X-Amz-meta-tag", "user-defined-gdk-1553230035.87"], {"X-Amz-date": "20190322T044715Z" }, ["content-length-range", 0, 1048576] ] }

url---
url----
url-----
information needed inside these areas ( ) must remove the ( and ) around the information you added. UTC/GMT

if you inputted a url into the url fields above you can use the buttons below

url--- use http or field is empty.

Array ( [accessKEY] => AWSaccesskey [date] => YYYYMMDDTHHMMSSZ [date-region-service-tstring] => scope [encode] => lowercase-Base16 [string-to-sign] => Array ( [0] => access [1] => [2] => RequestDate [3] => [4] => CredentialScope [5] => [6] => HashedCanonicalRequest ) )
a:5:{s:9:"accessKEY";s:12:"AWSaccesskey";s:4:"date";s:16:"YYYYMMDDTHHMMSSZ";s:27:"date-region-service-tstring";s:5:"scope";s:6:"encode";s:16:"lowercase-Base16";s:14:"string-to-sign";a:7:{i:0;s:6:"access";i:1;s:1:" ";i:2;s:11:"RequestDate";i:3;s:1:" ";i:4;s:15:"CredentialScope";i:5;s:1:" ";i:6;s:22:"HashedCanonicalRequest";}}
Array ( [accessKEY] => AWSaccesskey [date] => YYYYMMDDTHHMMSSZ [date-region-service-tstring] => scope [encode] => lowercase-Base16 [string-to-sign] => Array ( [0] => access [1] => [2] => RequestDate [3] => [4] => CredentialScope [5] => [6] => HashedCanonicalRequest ) )

Policy=

form 2... do the, Create API URL s3, form twice...then do this form 2

string_to_sign below...all \r and \n removed / is %2F + is %2B = is %3D , is %2C : is %3A

Poli=

Poli=

HMAC_salt=20190322
sha1 poli-signature= xPdgJp4tSFVqtk3gpE/H8QeiuMM=

sha1 poli-signature= xpdgjp4tsfvqtk3gpe%2Fh8qeiumm%3D

^^^Copy this as, awss3payload.png , and use it for testing. In this website you encode a string you want to decode... try SGVsbG8 decodes to Hello http://base64-encoder-online.waraxe.us/

There are no aws secret keys within this PHP script, and no aws keys needed for this script :)

This site creates secret hash that AWS machine recreates to then accept users commands. For general public use do not use any secret key value pairs in forms.

Upload "PUT" an image to s3 bucket geraldkrug

Create API URL for service s3 ,,, current as of 3/30/2014

form 2... do the, Create API URL s3, form twice...then do this form 2

^^^Copy this as, awss3payload.png , and use it for testing.
In this website you encode a string you want to decode... try SGVsbG8 decodes to Hello http://base64-encoder-online.waraxe.us/

This site creates secret hash that AWS machine recreates to then accept users commands.
For general public use do not use any secret key value pairs in forms.