Experts Push for More Computer Security Efforts Computer-security experts, including\former government officials, urged the Bush administration on\Tuesday to devote more effort to strengthening defenses against\viruses, hackers and other online threats. &lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2" color="#666666"&gt;&lt;B&gt;-Reuters&lt;/B&gt;&lt;/FONT&gt;