{"id":234,"date":"2021-09-18T10:17:20","date_gmt":"2021-09-18T02:17:20","guid":{"rendered":"https:\/\/www.keioi.cn\/?p=234"},"modified":"2021-09-27T13:43:27","modified_gmt":"2021-09-27T05:43:27","slug":"python%e9%80%9a%e8%bf%87binascii%e5%ba%93%e5%86%99%e4%b8%80%e4%b8%aa%e7%ae%80%e5%8d%95%e5%af%b9%e7%a7%b0%e5%8a%a0%e8%a7%a3%e5%af%86%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.keioi.cn\/archives\/234","title":{"rendered":"python\u901a\u8fc7binascii\u5e93\u5199\u4e00\u4e2a\u7b80\u5355\u5bf9\u79f0\u52a0\u89e3\u5bc6\u529f\u80fd"},"content":{"rendered":"\n

\u5148\u6765\u4e86\u89e3binascii\u7528\u5230\u7684\u51fd\u6570<\/p>\n\n\n\n

b2a_hex(data)\uff0c\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c16\u8fdb\u5236\u5f62\u5f0f<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5982\u4e0a\u56fe\uff0c\u5148\u7528encode()\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u4e3a\u4e8c\u8fdb\u5236\uff0c\u518d\u7528b2a_hex() <\/p>\n\n\n\n

a2b_hex(data)\uff0c\u4e0e\u4e0a\u76f8\u53cd\u3002 <\/p>\n\n\n\n

b2a_base64(data)\uff0c\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u6362\u4e3abase64\u7684\u6570\u636e\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

a2b_base64\uff0c\u4e0e\u4e0a\u76f8\u53cd\u3002 <\/p>\n\n\n\n

binascii.b2a_uu(data)\uff0c\u4e8c\u8fdb\u5236\u6570\u636e\u8f6c\u5316\u4e3a\u4e00\u884c\u4ee5ascii\u7f16\u7801\u7684\u5b57\u7b26\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5199\u4e00\u4e2a\u5c06\u5b57\u7b26\u4e32\u8f6c\u4e3a\u4e00\u4e32\u7801\u7684\u51fd\u6570\u3002<\/p>\n\n\n\n

def str_code(st):
s=st.encode(‘utf-8’)
ss=binascii.b2a_hex(s)
ss=binascii.b2a_base64(ss)
ss=binascii.b2a_hex(ss)
sts=ss.decode(‘utf-8’) #\u4e8c\u8fdb\u5236\u8f6c\u4e3a\u5b57\u7b26\u4e32
sst=sts[::-1] #\u5012\u5e8f
return sst<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u518d\u5199\u4e00\u4e2a\u76f8\u53cd\u7684\u4e00\u4e32\u7801\u8f6c\u56de\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n

def code_str(st):
s_t=st[::-1]
ss=binascii.a2b_hex(s_t)
sts=binascii.a2b_base64(ss)
ss=binascii.a2b_hex(sts)
sst=ss.decode(‘utf-8’)
return sst<\/p>\n\n\n\n

\u52a0\u5165key\u529f\u80fd\u7684\u51fd\u6570<\/p>\n\n\n\n

key\u8f6c\u4e3a\u4e00\u4e32\u7801\u7684\u53e6\u5199\u4e00\u4e2a\u51fd\u6570<\/p>\n\n\n\n

def key_code(st):
s=st.encode(‘utf-8’)
ss=binascii.b2a_uu(s)
ss=binascii.b2a_base64(ss)
ss=binascii.b2a_hex(ss)
sts=ss.decode(‘utf-8’)
sst=sts.replace(‘\\n’,”) #\u53bb\u6389\u6362\u884c\u7b26
return sst<\/p>\n\n\n\n

\u52a0\u5bc6\u7684\u51fd\u6570<\/p>\n\n\n\n

def enstr(st,k):
sst=str_code(st)
ks=key_code(k)
ss=sst+ks
return ss<\/p>\n\n\n\n

\u89e3\u5bc6\u7684\u51fd\u6570<\/p>\n\n\n\n

def destr(st,k):
ks=key_code(k)
s=st.replace(ks,”)
try:
ss=code_str(s)
except:
ss=’\u5bc6\u6587\u6216key\u9519\u8bef’
return ss<\/p>\n\n\n\n

\u8fd0\u884c\u5982\u4e0b<\/p>\n\n\n\n

a=enstr(‘\u52a0\u5bc6\u6d4b\u8bd5’,’\u52a0\u5bc6’)
print(a)
b=destr(a,’\u52a0\u5bc6’)
print(b)
c=destr(a,’\u52a0’)
print(c)<\/p>\n\n\n\n

\u7ed3\u679c<\/p>\n\n\n\n

>>>a013b6a6a5868645a5968645e496a545a52376a6a5866545a577547595435545a54a6c6b34536b425a4f6c346d43673d3d0a
>>>\u52a0\u5bc6\u6d4b\u8bd5
>>>\u5bc6\u6587\u6216key\u9519\u8bef<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5148\u6765\u4e86\u89e3binascii\u7528\u5230\u7684\u51fd...<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,4,1],"tags":[11],"class_list":["post-234","post","type-post","status-publish","format-standard","hentry","category-python","category-4","category-uncategorized","tag-python"],"_links":{"self":[{"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/posts\/234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/comments?post=234"}],"version-history":[{"count":2,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/posts\/234\/revisions"}],"predecessor-version":[{"id":239,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/posts\/234\/revisions\/239"}],"wp:attachment":[{"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/media?parent=234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/categories?post=234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.keioi.cn\/api\/wp\/v2\/tags?post=234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}