The documentation of PackageManager.GET_SIGNATURES says "This constant was deprecated in API level 28. Use GET_SIGNING_CERTIFICATES instead". Unfortunately it was not secure and was easily hacked....

I'm implementing Newton's method for finding roots in a precompiled library. The common case will be to work with functions from Float64 to Float64, and I want an optimized compiled version of it t...

What's the easiest way to find signature of an apk file? Please note that I'm not asking about code. I just want to find it from my pc. Signature like this one 975yYkKAQF+KST7g3ASHvHkYopq=

I declared two functions using the 'forall' quantifier. The first of them has a quantifier with all generic type parameters before the signature. The second has quantifiers in place of the first us...

I'm generating a PDF document with signature and I want it to be LTV enabled. For this, I sign the PDF when creating it and then I add the second version containing the DSS with the validation rela...

When trying to install a signed application (app-release.apk), a "Blocked by Play Protect" alert is shown and the app is not installed. However, an unsigned application (app-debug.apk) can be insta...

I'm trying to take advantage of the new signed middleware in Laravel 5.7, but for some reason the generated signed URL is returning 403 Invalid Signature. I'm using the latest Laravel Version, wit...

Perl provides an API via CORE::prototype, that allows you to get a prototype. This is further documented by Sub::Util which is the documented method for working with subs, Sub::Util::prototype, Re...

We need to verify that binary files are signed properly with digital signature (Authenticode). This can be achieved with signtool.exe pretty easily. However, we need an automatic way that also veri...

Is there a tool that can check if the arguments listed in the docstring match the signature of the function call? It should be able to deal with numpy-style docstrings. I am regularly using R CMD C...

For educational purposes, I would like to be able to first create a Hash for a String and then to create RSA Digital Signature from that Hash so that the result is the same as when using SHA256with...

I have an Android app. I released this app as APK on Google Play. The app was signed by a signing key that I possess: private key: let's name it A - RSA 4096 certificate: let's name it C1 - made s...

I am trying to enable gpg commit signing on my mac. I have successfully signed one commit and then tried to do it again and ever since I can't get it to work properly again. Every time it says Bad ...

foo.raku: #! /usr/bin/env raku use v6.d; sub MAIN (Str $some-text = $*IN.slurp, Bool :$verbose) { say "Your text:" if $verbose; say $some-text; } When I run it ~% echo "Hello W...

When I invoke API endpoints from REST client, I got error by concerning with Signature. Request: Host: https://xxx.execute-api.ap-southeast-1.amazonaws.com/latest/api/name Authorization: AWS...

I need to extract the user certificate from a pkcs7 signature file. I can do it via the command line using the following: openssl pkcs7 -in somesign.pks7 -inform PEM -print_certs This will give ...

I want to encrypt a file with the private key using OpenSSL with the RSA algorithm: openssl rsautl -in txt.txt -out txt2.txt -inkey private.pem -encrypt Now if I do a decrypt operation: openssl rs...

Both Java .class files and Mach-O fat binaries have the same magic signature, 0xCAFEBABE. When reading binary files, what's a good way to disambiguate?

I have some trouble with dbus-send when using a{sv} Calling a method with in_signature='a{ss}' seems to work using the following command line: dbus-send --dest="org.test.TestService" /org/test/...

awsapps login page shows -It's not you, it's us We couldn't complete your request right now. Please try again later or access key and secret could not connect aws account with an error message as &...

Are F# module signature files mostly useless, unlike OCaml, because F# doesn't have functors? What are use cases for F# module signature files?

I was studying python and I ran into the concept of 'signature'. I looked things up but signature of a function seems to have different meaning for different languages. So, what does signature of a...

I have to sign a Soap message using java, but I can't use WSS4J, SAAJ, AXIS2 or CXF for classpath problems on my websphere server. I have to sign the body message of the SOAP call. I generate a X...

I am working on a signature generator for emails and I want to copy the final signature with the press of a button instead of manually selecting the signature and copying it to the clipboard. This ...

I am working on a dapp that needs to verify users' signatures. When testing with Metamask, everything is okay. When trying to verify a signature from Ambire wallet, I get "Error: invalid signa...