fix examples in sslsniff.py
diff --git a/tools/sslsniff.py b/tools/sslsniff.py
index ef898f5..9187464 100755
--- a/tools/sslsniff.py
+++ b/tools/sslsniff.py
@@ -27,7 +27,7 @@
./sslsniff --no-openssl # don't show OpenSSL calls
./sslsniff --no-gnutls # don't show GnuTLS calls
./sslsniff --no-nss # don't show NSS calls
- ./sslsniff --hex # show data as hex instead of trying to decode it as UTF-8
+ ./sslsniff --hexdump # show data as hex instead of trying to decode it as UTF-8
"""
parser = argparse.ArgumentParser(
description="Sniff SSL data",