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diff --git a/pipermail/pycrypto/2009q1/000078.html b/pipermail/pycrypto/2009q1/000078.html new file mode 100644 index 0000000..bda1d58 --- /dev/null +++ b/pipermail/pycrypto/2009q1/000078.html @@ -0,0 +1,74 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [pycrypto] Crypto.PublicKey.RSA and number.py + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:pycrypto%40lists.dlitz.net?Subject=%5Bpycrypto%5D%20Crypto.PublicKey.RSA%20and%20number.py&In-Reply-To="> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="000076.html"> + <LINK REL="Next" HREF="000079.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[pycrypto] Crypto.PublicKey.RSA and number.py</H1> + <B>Anthony Honstain</B> + <A HREF="mailto:pycrypto%40lists.dlitz.net?Subject=%5Bpycrypto%5D%20Crypto.PublicKey.RSA%20and%20number.py&In-Reply-To=" + TITLE="[pycrypto] Crypto.PublicKey.RSA and number.py">honstain at gmail.com + </A><BR> + <I>Wed Mar 11 23:47:03 CST 2009</I> + <P><UL> + <LI>Previous message: <A HREF="000076.html">[pycrypto] building pycrypto on AIX fails +</A></li> + <LI>Next message: <A HREF="000079.html">[pycrypto] Crypto.PublicKey.RSA and number.py +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#78">[ date ]</a> + <a href="thread.html#78">[ thread ]</a> + <a href="subject.html#78">[ subject ]</a> + <a href="author.html#78">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>I am working towards using the Crypto.PublicKey.RSA encryption and +eventually padding like PKCS#1. I have observed that the leading +'\000' are removed. Is this the desired behavior of bytes_to_long and +long_to_bytes? Or is this not an issue once a good padding scheme is +implemented? + +For example: from lib/Crypto/Util/number.py module, using +bytes_to_long and long_to_bytes. +>>><i> teststring +</I>'\x00\x00test\x00\x00' +>>><i> result = bytes_to_long(teststring) +</I>>>><i> result +</I>127979077500928L +>>><i> long_to_bytes(result) +</I>'test\x00\x00' + +Thanks, +Anthony Honstain +</PRE> + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="000076.html">[pycrypto] building pycrypto on AIX fails +</A></li> + <LI>Next message: <A HREF="000079.html">[pycrypto] Crypto.PublicKey.RSA and number.py +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#78">[ date ]</a> + <a href="thread.html#78">[ thread ]</a> + <a href="subject.html#78">[ subject ]</a> + <a href="author.html#78">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="http://lists.dlitz.net/cgi-bin/mailman/listinfo/pycrypto">More information about the pycrypto +mailing list</a><br> +</body></html> |