SGT Private RallyPoint Member 1870304 <div class="images-v2-count-0"></div>This article is where I got these questions from.<br /><br /><a target="_blank" href="https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=">https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=</a> [login to see] 11jJaAAI <div class="pta-link-card answers-template-image type-default"> <div class="pta-link-card-picture"> <img src="https://d26horl2n8pviu.cloudfront.net/link_data_pictures/images/000/100/033/qrc/BUSINESS_lightning.png?1473258357"> </div> <div class="pta-link-card-content"> <p class="pta-link-card-title"> <a target="blank" href="https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=701600000011jJaAAI">Preventing break-ins on your Linux system</a> </p> <p class="pta-link-card-description">Simple steps you can take to make your Linux system more secure.</p> </div> <div class="clearfix"></div> </div> Any Linux users know about the "last" and "lastb" commands and "wtmp" and "btmp" log files? Have you ever used anything like Fail2ban? 2016-09-07T10:25:58-04:00 SGT Private RallyPoint Member 1870304 <div class="images-v2-count-0"></div>This article is where I got these questions from.<br /><br /><a target="_blank" href="https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=">https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=</a> [login to see] 11jJaAAI <div class="pta-link-card answers-template-image type-default"> <div class="pta-link-card-picture"> <img src="https://d26horl2n8pviu.cloudfront.net/link_data_pictures/images/000/100/033/qrc/BUSINESS_lightning.png?1473258357"> </div> <div class="pta-link-card-content"> <p class="pta-link-card-title"> <a target="blank" href="https://opensource.com/business/16/6/managing-passwords-security-linux?sc_cid=701600000011jJaAAI">Preventing break-ins on your Linux system</a> </p> <p class="pta-link-card-description">Simple steps you can take to make your Linux system more secure.</p> </div> <div class="clearfix"></div> </div> Any Linux users know about the "last" and "lastb" commands and "wtmp" and "btmp" log files? Have you ever used anything like Fail2ban? 2016-09-07T10:25:58-04:00 2016-09-07T10:25:58-04:00 SGT Private RallyPoint Member 1870305 <div class="images-v2-count-0"></div>No trailblaze = no irrelevant replies. Response by SGT Private RallyPoint Member made Sep 7 at 2016 10:26 AM 2016-09-07T10:26:19-04:00 2016-09-07T10:26:19-04:00 SSgt Mark Lines 1870633 <div class="images-v2-count-0"></div><a class="dark-link bold-link" role="profile-hover" data-qtip-container="body" data-id="77973" data-source-page-controller="question_response_contents" href="/profiles/77973-25u-signal-support-systems-specialist">SGT Private RallyPoint Member</a> Never even heard of them. Thank you for the article and expanding my knowledge base. Response by SSgt Mark Lines made Sep 7 at 2016 12:22 PM 2016-09-07T12:22:16-04:00 2016-09-07T12:22:16-04:00 2016-09-07T10:25:58-04:00