Zo houd je hackers buiten: De beste security tips voor jouw website

<div class='gf_browser_unknown gform_wrapper' id='gform_wrapper_34' ><div id='gf_34' class='gform_anchor' tabindex='-1'></div><form method='post' enctype='multipart/form-data' id='gform_34' action='/blog/internet-security-tips/#gf_34'> <div class='gform_body'><div id='gform_page_34_1' class='gform_page' > <div class='gform_page_fields'><ul id='gform_fields_34' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_14' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >1. Je bent tevreden met het design van jouw website</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_14'><li class='gchoice_34_14_0'><input name='input_14' type='radio' value='gquiz12ec9f5349' id='choice_34_14_0' /><label for='choice_34_14_0' id='label_34_14_0'>Ja</label></li><li class='gchoice_34_14_1'><input name='input_14' type='radio' value='gquiz122e12d89a' id='choice_34_14_1' /><label for='choice_34_14_1' id='label_34_14_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_next_button_34_25' class='gform_next_button button' value='Next' onclick='jQuery("#gform_target_page_number_34").val("2"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("2"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_2' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_2' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_12' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >2. Jouw website ziet er goed uit op mobiel</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_12'><li class='gchoice_34_12_0'><input name='input_12' type='radio' value='gquiz12ec9f5349' id='choice_34_12_0' /><label for='choice_34_12_0' id='label_34_12_0'>Ja</label></li><li class='gchoice_34_12_1'><input name='input_12' type='radio' value='gquiz122e12d89a' id='choice_34_12_1' /><label for='choice_34_12_1' id='label_34_12_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_26' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("1"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("1"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_26' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("3"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("3"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_3' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_3' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_15' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >3. Jouw website is binnen 2 seconden geladen</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_15'><li class='gchoice_34_15_0'><input name='input_15' type='radio' value='gquiz12ec9f5349' id='choice_34_15_0' /><label for='choice_34_15_0' id='label_34_15_0'>Ja</label></li><li class='gchoice_34_15_1'><input name='input_15' type='radio' value='gquiz122e12d89a' id='choice_34_15_1' /><label for='choice_34_15_1' id='label_34_15_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_23' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("2"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("2"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_23' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("4"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("4"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_4' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_4' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_16' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >4. Jouw website wordt gevonden op alle relevante zoekwoorden</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_16'><li class='gchoice_34_16_0'><input name='input_16' type='radio' value='gquiz12ec9f5349' id='choice_34_16_0' /><label for='choice_34_16_0' id='label_34_16_0'>Ja</label></li><li class='gchoice_34_16_1'><input name='input_16' type='radio' value='gquiz122e12d89a' id='choice_34_16_1' /><label for='choice_34_16_1' id='label_34_16_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_27' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("3"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("3"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_27' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("5"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("5"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_5' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_5' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_17' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >5. Jouw website genereert nieuwe klanten</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_17'><li class='gchoice_34_17_0'><input name='input_17' type='radio' value='gquiz12ec9f5349' id='choice_34_17_0' /><label for='choice_34_17_0' id='label_34_17_0'>Ja</label></li><li class='gchoice_34_17_1'><input name='input_17' type='radio' value='gquiz122e12d89a' id='choice_34_17_1' /><label for='choice_34_17_1' id='label_34_17_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_29' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("4"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("4"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_29' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("6"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("6"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_6' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_6' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_19' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >6. Jouw branding is de afgelopen jaren niet veranderd</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_19'><li class='gchoice_34_19_0'><input name='input_19' type='radio' value='gquiz12ec9f5349' id='choice_34_19_0' /><label for='choice_34_19_0' id='label_34_19_0'>Ja</label></li><li class='gchoice_34_19_1'><input name='input_19' type='radio' value='gquiz122e12d89a' id='choice_34_19_1' /><label for='choice_34_19_1' id='label_34_19_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_30' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("5"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("5"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_30' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("7"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("7"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_7' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_7' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_20' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >7. Jouw website is heel eenvoudig te beheren</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_20'><li class='gchoice_34_20_0'><input name='input_20' type='radio' value='gquiz12ec9f5349' id='choice_34_20_0' /><label for='choice_34_20_0' id='label_34_20_0'>Ja</label></li><li class='gchoice_34_20_1'><input name='input_20' type='radio' value='gquiz122e12d89a' id='choice_34_20_1' /><label for='choice_34_20_1' id='label_34_20_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_34' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("6"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("6"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_34' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("8"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("8"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_8' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_8' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_33' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >8. Jouw website is gloednieuw</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_33'><li class='gchoice_34_33_0'><input name='input_33' type='radio' value='gquiz12ec9f5349' id='choice_34_33_0' /><label for='choice_34_33_0' id='label_34_33_0'>Ja</label></li><li class='gchoice_34_33_1'><input name='input_33' type='radio' value='gquiz122e12d89a' id='choice_34_33_1' /><label for='choice_34_33_1' id='label_34_33_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_31' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("7"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("7"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_31' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("9"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("9"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_9' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_9' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_21' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >9. Jouw concurrenten hebben de afgelopen jaren stilgezeten</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_21'><li class='gchoice_34_21_0'><input name='input_21' type='radio' value='gquiz12ec9f5349' id='choice_34_21_0' /><label for='choice_34_21_0' id='label_34_21_0'>Ja</label></li><li class='gchoice_34_21_1'><input name='input_21' type='radio' value='gquiz122e12d89a' id='choice_34_21_1' /><label for='choice_34_21_1' id='label_34_21_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_32' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("8"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("8"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_32' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("10"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("10"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_10' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_10' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_22' class='gfield field_sublabel_below field_description_below gfield_visibility_visible gquiz-field ' ><label class='gfield_label' >10. Jouw url begint met https</label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_34_22'><li class='gchoice_34_22_0'><input name='input_22' type='radio' value='gquiz12ec9f5349' id='choice_34_22_0' /><label for='choice_34_22_0' id='label_34_22_0'>Ja</label></li><li class='gchoice_34_22_1'><input name='input_22' type='radio' value='gquiz122e12d89a' id='choice_34_22_1' /><label for='choice_34_22_1' id='label_34_22_1'>Nee</label></li></ul></div></li></ul> </div> <div class='gform_page_footer'> <input type='button' id='gform_previous_button_34_35' class='gform_previous_button button' value='Vorige' onclick='jQuery("#gform_target_page_number_34").val("9"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("9"); jQuery("#gform_34").trigger("submit",[true]); } ' /> <input type='button' id='gform_next_button_34_35' class='gform_next_button button' value='Volgende' onclick='jQuery("#gform_target_page_number_34").val("11"); jQuery("#gform_34").trigger("submit",[true]); ' onkeypress='if( event.keyCode == 13 ){ jQuery("#gform_target_page_number_34").val("11"); jQuery("#gform_34").trigger("submit",[true]); } ' /> </div> </div> <div id='gform_page_34_11' class='gform_page' style='display:none;'> <div class='gform_page_fields'> <ul id='gform_fields_34_11' class='gform_fields top_label form_sublabel_below description_below'><li id='field_34_39' class='gfield gsection field_sublabel_below field_description_below gfield_visibility_visible' ><h2 class='gsection_title'>Contactgegevens</h2><div class='gsection_description' id='gfield_description_34_39'>Op basis van jouw antwoorden sturen we je ons advies. Vul hieronder de gegevens in waar we ons advies naartoe kunnen sturen.</div></li><li id='field_34_36' class='gfield gfield_contains_required field_sublabel_below field_description_below gfield_visibility_visible' ><label class='gfield_label gfield_label_before_complex' >Naam<span class='gfield_required'>*</span></label><div class='ginput_complex ginput_container no_prefix has_first_name no_middle_name has_last_name no_suffix gf_name_has_2 ginput_container_name' id='input_34_36'> <span id='input_34_36_3_container' class='name_first' > <input type='text' name='input_36.3' id='input_34_36_3' value='' aria-label='First name' aria-required="true" aria-invalid="false" /> <label for='input_34_36_3' >Voornaam</label> </span> <span id='input_34_36_6_container' class='name_last' > <input type='text' name='input_36.6' id='input_34_36_6' value='' aria-label='Last name' aria-required="true" aria-invalid="false" /> <label for='input_34_36_6' >Achternaam</label> </span> </div></li><li id='field_34_37' class='gfield gfield_contains_required field_sublabel_below field_description_below gfield_visibility_visible' ><label class='gfield_label' for='input_34_37' >E-mailadres<span class='gfield_required'>*</span></label><div class='ginput_container ginput_container_email'> <input name='input_37' id='input_34_37' type='email' value='' class='medium' aria-required="true" aria-invalid="false" /> </div></li> </ul></div> <div class='gform_page_footer top_label'><input type='submit' id='gform_previous_button_34' class='gform_previous_button button' value='Vorige' onclick='if(window["gf_submitting_34"]){return false;} if( !jQuery("#gform_34")[0].checkValidity || jQuery("#gform_34")[0].checkValidity()){window["gf_submitting_34"]=true;} ' onkeypress='if( event.keyCode == 13 ){ if(window["gf_submitting_34"]){return false;} if( !jQuery("#gform_34")[0].checkValidity || jQuery("#gform_34")[0].checkValidity()){window["gf_submitting_34"]=true;} jQuery("#gform_34").trigger("submit",[true]); }' /> <input type='submit' id='gform_submit_button_34' class='gform_button button' value='Geef mij advies' onclick='if(window["gf_submitting_34"]){return false;} if( !jQuery("#gform_34")[0].checkValidity || jQuery("#gform_34")[0].checkValidity()){window["gf_submitting_34"]=true;} ' onkeypress='if( event.keyCode == 13 ){ if(window["gf_submitting_34"]){return false;} if( !jQuery("#gform_34")[0].checkValidity || jQuery("#gform_34")[0].checkValidity()){window["gf_submitting_34"]=true;} jQuery("#gform_34").trigger("submit",[true]); }' /> <input type='hidden' class='gform_hidden' name='is_submit_34' value='1' /> <input type='hidden' class='gform_hidden' name='gform_submit' value='34' /> <input type='hidden' class='gform_hidden' name='gform_unique_id' value='' /> <input type='hidden' class='gform_hidden' name='state_34' value='WyJbXSIsIjQ3YzQ0MDIyMjMwNDA0YzhjYjAzYjE4ZThlZDA3MzU3Il0=' /> <input type='hidden' class='gform_hidden' name='gform_target_page_number_34' id='gform_target_page_number_34' value='2' /> <input type='hidden' class='gform_hidden' name='gform_source_page_number_34' id='gform_source_page_number_34' value='1' /> <input type='hidden' name='gform_field_values' value='' /> </div> </div></div> </form> </div><script type='text/javascript'> jQuery(document).bind('gform_post_render', function(event, formId, currentPage){if(formId == 34) {} } );jQuery(document).bind('gform_post_conditional_logic', function(event, formId, fields, isInit){} );</script><script type='text/javascript'> jQuery(document).ready(function(){jQuery(document).trigger('gform_post_render', [34, 1]) } ); </script>