怎么检查apk是否签名

如何检查apk是否签名Use this command : (Jarsigner is in your Java bin folder goto java-jdk-bin pat

如何检查apk是否签名
Use this command : (Jarsigner is in your Java bin folder goto java->jdk->bin path in cmd prompt)

$ jarsigner -verify my_signed.apk

If the .apk is signed properly, Jarsigner prints "jar verified"

If not,Jarsigner prints
no manifest.
jar is unsigned. (signatures missing or not parsable)