{"id":20853,"date":"2023-02-08T00:00:00","date_gmt":"2023-02-08T00:00:00","guid":{"rendered":"https:\/\/promo.cymru\/resource\/questions-to-ask-about-cyber-security\/"},"modified":"2025-07-21T12:32:18","modified_gmt":"2025-07-21T11:32:18","slug":"cwesitynau-i-ofyn-am-seiberddiogelwch","status":"publish","type":"resource","link":"https:\/\/promo.cymru\/cy\/resource-articles\/cwesitynau-i-ofyn-am-seiberddiogelwch\/","title":{"rendered":"Chwe Chwestiwn i Ofyn am Seiberddiogelwch Eich Elusen"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Yn \u00f4l yn 2020, ymatebodd nifer o elusennau yn gyflym i&#8217;r cyfyngiadau a osodwyd gan COVID-19, gan addasu eu ffyrdd o weithio i gadw eu sefydliad yn actif a darparu gwasanaethau allweddol mewn cymunedau ledled y wlad. Mewn llawer o achosion, golygai hyn bod rhaid dibynnu mwy ar dechnoleg ddigidol.<\/h3>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Gyda chyflymder y newid, hawdd oedd anghofio am yr angen am seiberddiogelwch da. Fodd bynnag, gydag unrhyw gyfnod o newid ac ansicrwydd, nid yw troseddwyr yn bell i ffwrdd yn eu hymdrechion i fanteisio o&#8217;r sefyllfa.<\/p>\n\n\n\n<p>Edrychwn ar rai o\u2019r adnoddau rydym wedi\u2019u creu i helpu.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a id=\"\" href=\"https:\/\/www.ncsc.gov.uk\/guidance\/moving-business-from-physical-to-digital\" target=\"_blank\" rel=\"noopener\"><strong id=\"\">Symud eich sefydliad o gorfforol i ddigidol<\/strong><\/a><\/h4>\n\n\n\n<p>Mae&#8217;r Ganolfan Seiberddiogelwch Genedlaethol (NCSC) wedi creu canllawiau i helpu chi i gadw&#8217;ch elusen yn ddiogel.<\/p>\n\n\n\n<p>Yn 2020, roedd y newid o bresenoldeb wyneb i wyneb i bresenoldeb ar-lein yn newydd i lawer o sefydliadau. Hyd yn oed os oedd sefydliadau wedi bod yn gweithredu ar-lein eisoes, roedd yn debygol bod natur a blaenoriaeth y gwasanaethau TG a\u2019r cymorth yr oedd eu hangen arnynt wedi newid.<\/p>\n\n\n\n<p>Gallai hyn fod oherwydd y cynnydd yn nifer y staff neu wirfoddolwyr sy&#8217;n gweithio gartref, cynnydd yn nifer y trafodion ar-lein, a&#8217;r defnydd o feddalwedd fideo-gynadledda yn hytrach nag cyfarfodydd wyneb yn wyneb.<\/p>\n\n\n\n<p>Mae\u2019n annhebygol erbyn hyn y bydd pethau\u2019n dychwelyd i\u2019r sefyllfa cyn-Covid ac mae canllawiau\u2019r NSCS yn parhau i fod yn berthnasol heddiw o ran deall risgiau a nodi meysydd i\u2019w gwella. Anogir i chi ofyn chwe chwestiwn:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pa dechnoleg ydych chi&#8217;n defnyddio&#8217;n barod?<\/li>\n\n\n\n<li>Ydych chi&#8217;n defnyddio gwasanaethau cwmwl?<\/li>\n\n\n\n<li>Oes gennych chi fynediad at gymorth TG?<\/li>\n\n\n\n<li>Pa fesurau seiberddiogelwch sydd gennych chi?<\/li>\n\n\n\n<li>Oes yna reoliadau rydych chi&#8217;n gorfod dilyn?<\/li>\n\n\n\n<li>Oes gennych chi yswiriant seiber?<\/li>\n<\/ul>\n\n\n\n<p>Yn fwy penodol, dyma ganllawiau ar rai materion penodol:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/www.ncsc.gov.uk\/guidance\/video-conferencing-services-security-guidance-organisations\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Fideo-gynadledda: canllawiau diogelwch i sefydliadau<\/strong><\/a><\/h4>\n\n\n\n<p>Roedd cyfnod clo COVID-19 yn golygu bod gweithio o gartref yn digwydd ar raddfa llawer mwy a symudodd nifer o sefydliadau yn barhaol i fodel hybrid, gyda rhai byth yn dychwelyd i\u2019r swyddfa. Gyda mwy o staff yn gweithio o bell, roedd fideo gynadledda yn amlwg yn hynod bwysig. Ar y pryd roedd llawer o straeon yn y newyddion yn s\u00f4n am nifer o faterion diogelwch neu bryderon am wahanol lwyfannau. Yn aml mae&#8217;r straeon yma&#8217;n gallu achosi dryswch, felly datblygodd yr NCSC ganllawiau agnostig i werthwyr i helpu chi i ddewis, cyflunio a gweithredu gwasanaethau fideo-gynadledda yn ddiogel.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a id=\"\" href=\"https:\/\/www.ncsc.gov.uk\/guidance\/mitigating-malware-and-ransomware-attacks\" target=\"_blank\" rel=\"noopener\"><strong id=\"\">Lleihau ymosodiadau Maleiswedd a Ransomware<\/strong><\/a><\/h4>\n\n\n\n<p>Mae Ransomware yn fath o faleiswedd sy&#8217;n eich atal rhag cael mynediad i&#8217;ch cyfrifiadur (neu&#8217;r data sy&#8217;n cael ei storio arno). Gall y cyfrifiadur ei hun gael ei gloi, neu gallai&#8217;r data gael ei ddwyn, dileu neu amgryptio. Mae yna Rasomware sydd yn ceisio lledaenu i beiriannau eraill ar y rhwydwaith, fel y maleiswedd WannaCry a effeithiodd ar y GIG ym mis Mai 2017.<\/p>\n\n\n\n<p>Yn ystod y cyfnod yma o ansicrwydd, gallai ymosodiad Ransomware gael oblygiadau difrifol i&#8217;ch elusen, yn rhannol oherwydd efallai na fydd staff yn gallu ymateb i\u2019r digwyddiad mor gyflym neu effeithiol. Mae\u2019n bwysig felly i sicrhau eich bod yn dilyn y canllawiau yma a fydd yn eich helpu i leihau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tebygolrwydd o heintio eich cyfrifiadur<\/li>\n\n\n\n<li>Lledaenu maleiswedd trwy&#8217;r sefydliad<\/li>\n\n\n\n<li>Effaith yr haint<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Cyngor ac arweiniad pellach<\/h4>\n\n\n\n<p>I gael rhagor o wybodaeth am yr NCSC a chanllawiau eraill sydd ar gael, ewch i <a id=\"\" href=\"http:\/\/www.ncsc.gov.uk\/\" target=\"_blank\" rel=\"noopener\">www.ncsc.gov.uk<\/a><\/p>\n\n\n\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":21029,"template":"","meta":{"_acf_changed":true,"inline_featured_image":false},"tags":[],"resource-category":[2007],"class_list":["post-20853","resource","type-resource","status-publish","has-post-thumbnail","hentry","resource-category-adrodd-effaith-diogelwch-data"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Chwe Chwestiwn i Ofyn am Seiberddiogelwch Eich Elusen - ProMo Cymru<\/title>\n<meta name=\"description\" content=\"Canllawiau ar fynd i\u2019r afael \u00e2 materion seiberddiogelwch. 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