The issue focused on technologies such as compression and parsing for query strings and filters that contain arbitrary strings that must be encoded by magic operations (MacKeywell 1998). Other topics discussed included encryption techniques (Burstein 1994), compression algorithms (Berkeley 1992), protocols (Petroski 1992), signatures (Petroski 1992), protocols (Petroski 1992), protocols (Petroski 1992), protocols (Petroski 1992), protocols (Petroski 1992), protocols (Petroski 1992), protocols (Petros