diff -Nru rainbowcrack-1.2a-src.orig/src/ChainWalkContext.cpp rainbowcrack-1.2a-src.dev/src/ChainWalkContext.cpp
--- rainbowcrack-1.2a-src.orig/src/ChainWalkContext.cpp	2003-11-23 00:33:44.000000000 +0100
+++ rainbowcrack-1.2a-src.dev/src/ChainWalkContext.cpp	2008-03-07 16:24:37.000000000 +0100
@@ -450,10 +450,13 @@
 	for (i = 0; i < m_nPlainLen; i++)
 	{
 		char c = m_Plain[i];
+		/* French Accents Patch - Guillaume Lehembre & Nicolas Collignon - Hervé Schauer Consultants - http://www.hsc.fr
 		if (c >= 32 && c <= 126)
 			sRet += c;
 		else
 			sRet += '?';
+		*/
+		sRet += c;
 	}
 	
 	return sRet;
diff -Nru rainbowcrack-1.2a-src.orig/src/RainbowCrack.cpp rainbowcrack-1.2a-src.dev/src/RainbowCrack.cpp
--- rainbowcrack-1.2a-src.orig/src/RainbowCrack.cpp	2003-11-23 00:32:46.000000000 +0100
+++ rainbowcrack-1.2a-src.dev/src/RainbowCrack.cpp	2008-03-13 16:18:10.000000000 +0100
@@ -137,6 +137,52 @@
 bool NTLMPasswordSeek(unsigned char* pLMPassword, int nLMPasswordLen, int nLMPasswordNext,
 					  unsigned char* pNTLMHash, string& sNTLMPassword)
 {
+	// French Accents Patch - Guillaume Lehembre & Nicolas Collignon - Hervé Schauer Consultants - http://www.hsc.fr
+	// French Permutation Table
+	const char *accents_table[] = {
+	 	"Aa\xC0\xC2\xE0\xE2",				// [A    => AÀÂàâ]
+		"\xB6\xC2\xE2",					// [0xB6 => Ââ]
+		"\xB7\xC0\xE0",					// [0xB7 => Àà]
+		"Bb",						// [B    => Bb]
+		"Cc",						// [C    => Cc]
+		"\x80\xE7\xC7",                 		// [0x80 => çÇ]
+		"Dd",						// [D    => Dd]
+		"Ee\xC8\xCA\xCB\xE8\xEA\xEB",			// [E    => EeÈÊËèêë]
+		"\x90\xE9\xC9",					// [0x90 => Éé]
+		"\xD4\xC8\xE8",					// [0xD4 => Èè]
+		"\xD2\xCA\xEA",					// [0xD2 => Êê]
+		"\xD3\xCB\xEB",					// [0xD3 => Ëë]
+                "Ff",                   			// [F	 => Ff]
+                "Gg",                   			// [G	 => Gg]
+		"Hh",						// [H	 => Hh]
+		"Ii\xCE\xCF\xEE\xEF",				// [I 	 => IiÎÏîï]
+		"\xD8\xCF\xEF",					// [0xD8 => Ïï]
+		"\xD7\xCE\xEE",					// [0xD7 => Îî]
+		"Jj",						// [J	 => Jj]
+		"Kk",						// [K	 => Kk]
+		"Ll",						// [L	 => Ll]	
+		"Mm",						// [M	 => Mm]
+		"Nn",						// [N	 => Nn]
+		"Oo\xD4\xF4",					// [O	 => OoÔô]
+		"\xE2\xD4\xF4",					// [0xE2 => Ôô]
+		"Pp",						// [P	 => Pp]
+		"Qq",						// [Q	 => Qq]
+		"Rr",						// [R	 => Rr]
+		"Ss",						// [S	 => Ss]
+		"Tt",						// [T	 => Tt]
+		"Uu\xD9\xDB\xFB\xF9",				// [U 	 => UuÙÛûù]
+		"\xEB\xD9\xF9",					// [0xEB => Ùù]
+		"\x9A\xDC\xFC",					// [0x9A => Üü]
+		"\xEA\xDB\xFB",					// [0xEA => Ûû]
+		"Vv",						// [V	 => Vv]
+		"Ww",						// [W	 => Ww]
+		"Xx",						// [X	 => Xx]
+		"Yy\xFF",					// [Y	 => Yyÿ]
+		"Zz",						// [Z	 => Zz]
+		NULL
+	};
+	int i,j;
+
 	if (nLMPasswordNext == nLMPasswordLen)
 	{
 		unsigned char md[16];
@@ -144,7 +190,6 @@
 		if (memcmp(md, pNTLMHash, 16) == 0)
 		{
 			sNTLMPassword = "";
-			int i;
 			for (i = 0; i < nLMPasswordLen; i++)
 				sNTLMPassword += char(pLMPassword[i * 2]);
 			return true;
@@ -156,13 +201,18 @@
 	if (NTLMPasswordSeek(pLMPassword, nLMPasswordLen, nLMPasswordNext + 1, pNTLMHash, sNTLMPassword))
 		return true;
 
-	if (   pLMPassword[nLMPasswordNext * 2] >= 'A'
-		&& pLMPassword[nLMPasswordNext * 2] <= 'Z')
-	{
-		pLMPassword[nLMPasswordNext * 2] = pLMPassword[nLMPasswordNext * 2] - 'A' + 'a';
-		if (NTLMPasswordSeek(pLMPassword, nLMPasswordLen, nLMPasswordNext + 1, pNTLMHash, sNTLMPassword))
-			return true;
-		pLMPassword[nLMPasswordNext * 2] = pLMPassword[nLMPasswordNext * 2] - 'a' + 'A';
+	// French Accents Patch - Guillaume Lehembre & Nicolas Collignon - Hervé Schauer Consultants - http://www.hsc.fr	
+	for (i=0; accents_table[i]; ++i) {
+		if (pLMPassword[nLMPasswordNext * 2] == (unsigned char) accents_table[i][0]) {
+			for (j=1; accents_table[i][j]; ++j) {
+				unsigned char tLMPassword;
+				tLMPassword = pLMPassword[nLMPasswordNext * 2];
+				pLMPassword[nLMPasswordNext * 2] = (unsigned char) accents_table[i][j];
+				if (NTLMPasswordSeek(pLMPassword, nLMPasswordLen, nLMPasswordNext + 1, pNTLMHash, sNTLMPassword))
+                       			return true;
+				pLMPassword[nLMPasswordNext * 2] = tLMPassword;
+			}
+		}
 	}
 
 	return false;