Python 3 创建 md5 散列
Python 3 Create md5 hash
我必须解码以下数据:
b'E\x00\x00 <\xed\x00\x00>\x01\x15\xe2\xac\x140f\xa1C\xacP\x00\x00\xf8V\x00\x07\x00\x07\x00\x01\x07\x9a'
转换为可理解的字符串。为此,我们被告知使用 hashlib 和 md5。但我不知道如何用它来破译这条消息。
我试过这样的事情:
message.hashlib().md5().decode()
但是我没有得到任何结果
你不能从这里到达那里。散列是对数据的小型重构,它几乎破坏了数据中的所有信息。它用于识别数据的修订,稍后可用于查看数据是否已更改。一个好的哈希算法即使在数据中改变 1 个字符也会显着改变其输出。考虑 gutenberg.org 上的仲夏夜之梦。它大约有 100,000 个字符,其 md5 散列为 16 个字节。您不会从中取回原件!
>>> import hashlib
>>> import requests
>>> night = requests.get("http://www.gutenberg.org/ebooks/1514.txt.utf-8")
>>> len(night.text)
112127
>>> print(night.text[20000:20200])
h power to say, Behold!
The jaws of darkness do devour it up:
So quick bright things come to confusion.
HERMIA
If then true lovers have ever cross'd,
It stands as an edict in destiny:
Then let
>>> print(night.text[20000:20300])
h power to say, Behold!
The jaws of darkness do devour it up:
So quick bright things come to confusion.
HERMIA
If then true lovers have ever cross'd,
It stands as an edict in destiny:
Then let us teach our trial patience,
Because it is a customary cross;
As due to love as thoughts, and dre
>>> hash = hashlib.md5(night.text.encode("utf-8")).hexdigest()
>>> print(hash)
cce0d35b8b2c4dafcbde3deb983fec0a
散列对于查看文本是否已更改非常有用:
>>> hash2 = hashlib.md5(requests.get("http://www.gutenberg.org/ebooks/1514.txt.utf-8").text.encode("utf-8")).hexdigest()
>>> hash == hash2
True
建议你阅读hashlib官方文档
Documentation.
简单示例:
import hashlib
text = 'Some text 2'
m = hashlib.md5()
m.update(b"Some text") # OR
m.update(text.encode('UTF-8'))
print(m.hexdigest())
我必须解码以下数据:
b'E\x00\x00 <\xed\x00\x00>\x01\x15\xe2\xac\x140f\xa1C\xacP\x00\x00\xf8V\x00\x07\x00\x07\x00\x01\x07\x9a'
转换为可理解的字符串。为此,我们被告知使用 hashlib 和 md5。但我不知道如何用它来破译这条消息。
我试过这样的事情:
message.hashlib().md5().decode()
但是我没有得到任何结果
你不能从这里到达那里。散列是对数据的小型重构,它几乎破坏了数据中的所有信息。它用于识别数据的修订,稍后可用于查看数据是否已更改。一个好的哈希算法即使在数据中改变 1 个字符也会显着改变其输出。考虑 gutenberg.org 上的仲夏夜之梦。它大约有 100,000 个字符,其 md5 散列为 16 个字节。您不会从中取回原件!
>>> import hashlib
>>> import requests
>>> night = requests.get("http://www.gutenberg.org/ebooks/1514.txt.utf-8")
>>> len(night.text)
112127
>>> print(night.text[20000:20200])
h power to say, Behold!
The jaws of darkness do devour it up:
So quick bright things come to confusion.
HERMIA
If then true lovers have ever cross'd,
It stands as an edict in destiny:
Then let
>>> print(night.text[20000:20300])
h power to say, Behold!
The jaws of darkness do devour it up:
So quick bright things come to confusion.
HERMIA
If then true lovers have ever cross'd,
It stands as an edict in destiny:
Then let us teach our trial patience,
Because it is a customary cross;
As due to love as thoughts, and dre
>>> hash = hashlib.md5(night.text.encode("utf-8")).hexdigest()
>>> print(hash)
cce0d35b8b2c4dafcbde3deb983fec0a
散列对于查看文本是否已更改非常有用:
>>> hash2 = hashlib.md5(requests.get("http://www.gutenberg.org/ebooks/1514.txt.utf-8").text.encode("utf-8")).hexdigest()
>>> hash == hash2
True
建议你阅读hashlib官方文档 Documentation.
简单示例:
import hashlib
text = 'Some text 2'
m = hashlib.md5()
m.update(b"Some text") # OR
m.update(text.encode('UTF-8'))
print(m.hexdigest())