{"id":476754,"date":"2023-08-09T07:35:16","date_gmt":"2023-08-09T07:35:16","guid":{"rendered":""},"modified":"2023-09-05T15:17:31","modified_gmt":"2023-09-05T15:17:31","slug":"ddos-attack","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/tr\/wiki\/ddos-attack\/","title":{"rendered":"DDoS sald\u0131r\u0131s\u0131"},"content":{"rendered":"

Da\u011f\u0131t\u0131lm\u0131\u015f Hizmet Reddi (DDoS) sald\u0131r\u0131lar\u0131, bir makineyi, a\u011f\u0131 veya hizmeti hedeflenen kullan\u0131c\u0131lar i\u00e7in kullan\u0131lamaz hale getirmeyi ama\u00e7layan bir siber sald\u0131r\u0131 t\u00fcr\u00fcd\u00fcr. Tipik olarak DDoS sald\u0131r\u0131lar\u0131, hedef sistemi gereksiz isteklerle a\u015f\u0131r\u0131 y\u00fckleyerek me\u015fru trafi\u011fi i\u015fleyememesine neden olur.<\/p>\n\n\n\n

DDoS Sald\u0131r\u0131lar\u0131n\u0131n Evrimi<\/h2>\n\n\n\n

Hizmet Reddi (DoS) sald\u0131r\u0131s\u0131 kavram\u0131, bilgi i\u015flemin ba\u015flang\u0131c\u0131ndan beri ortal\u0131kta dola\u015f\u0131yor. Bununla birlikte, belgelenen ilk DDoS sald\u0131r\u0131s\u0131 vakas\u0131, "zombi a\u011f\u0131" olarak adland\u0131r\u0131lan, g\u00fcvenli\u011fi ihlal edilmi\u015f \u00dcniversite bilgisayarlar\u0131ndan olu\u015fan bir a\u011f\u0131n, kurban\u0131n a\u011f\u0131n\u0131 trafikle doldurmak i\u00e7in kullan\u0131ld\u0131\u011f\u0131 1999 y\u0131l\u0131na kadar uzan\u0131yor.<\/p>\n\n\n\n

Sonraki on y\u0131lda DDoS sald\u0131r\u0131lar\u0131 internet ve teknolojiyle birlikte geli\u015fti ve daha karma\u015f\u0131k ve hafifletilmesi zor hale geldi. G\u00fcn\u00fcm\u00fczde hem siber su\u00e7lular hem de devlet destekli akt\u00f6rler taraf\u0131ndan vandalizm, gasp veya siyasi motivasyonlar gibi \u00e7e\u015fitli nedenlerle kullan\u0131lan en yayg\u0131n siber sald\u0131r\u0131 t\u00fcrlerinden biridir.<\/p>\n\n\n\n

Konuyu Geni\u015fletelim: DDoS Sald\u0131r\u0131lar\u0131<\/h2>\n\n\n\n

DDoS sald\u0131r\u0131s\u0131, internetin ileti\u015fim kurmas\u0131n\u0131n temel yolunu kullanarak \u00e7al\u0131\u015f\u0131r: istemci-sunucu modeli. Normal bir durumda, bir istemci (bilgisayar\u0131n\u0131z) bir sunucuya (bir web sitesine) bir istek g\u00f6nderir ve sunucu da istenen verileri istemciye geri g\u00f6ndererek yan\u0131t verir.<\/p>\n\n\n\n

Bir DDoS sald\u0131r\u0131s\u0131nda, bu ileti\u015fim modeli, me\u015fru olmayan isteklerle dolup ta\u015far ve sunucunun me\u015fru istekleri i\u015fleme kapasitesi a\u015f\u0131r\u0131 artar. DDoS'taki "Da\u011f\u0131t\u0131lm\u0131\u015f", sald\u0131r\u0131n\u0131n birden fazla bilgisayar veya cihaza da\u011f\u0131t\u0131lmas\u0131ndan kaynaklan\u0131r ve genellikle sald\u0131r\u0131y\u0131 g\u00fc\u00e7lendirmek i\u00e7in bir botnet (g\u00fcvenli\u011fi ihlal edilmi\u015f cihazlardan olu\u015fan bir a\u011f) olu\u015fturur.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

DDoS Sald\u0131r\u0131lar\u0131n\u0131n \u0130\u00e7 \u00c7al\u0131\u015fmalar\u0131<\/h2>\n\n\n\n

DDoS sald\u0131r\u0131lar\u0131 genellikle \u00fc\u00e7 ana bile\u015fenden olu\u015fur:<\/p>\n\n\n\n

    \n
  1. Sald\u0131r\u0131y\u0131 kontrol eden su\u00e7lu(lar)<\/li>\n\n\n\n
  2. Sald\u0131r\u0131y\u0131 ger\u00e7ekle\u015ftirmek i\u00e7in kullan\u0131lan makineler (genellikle bir botnet)<\/li>\n\n\n\n
  3. Sald\u0131r\u0131ya u\u011frayan hedef(ler)<\/li>\n<\/ol>\n\n\n\n

    Sald\u0131rgan, savunmas\u0131z sistemlere k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131m bula\u015ft\u0131rarak bir botnet a\u011f\u0131 olu\u015fturarak i\u015fe ba\u015flar. Bu a\u011f yeterince b\u00fcy\u00fck oldu\u011funda, sald\u0131rgan bu makineleri kullanarak hedefe y\u00f6nelik bir a\u011f trafi\u011fi ak\u0131\u015f\u0131 olu\u015fturabilir ve b\u00f6ylece DDoS sald\u0131r\u0131s\u0131n\u0131 ba\u015flatabilir.<\/p>\n\n\n\n

    DDoS Sald\u0131r\u0131lar\u0131n\u0131n Temel \u00d6zellikleri<\/h2>\n\n\n\n

    DDoS sald\u0131r\u0131lar\u0131 \u015fu \u015fekilde karakterize edilir:<\/p>\n\n\n\n

      \n
    1. Ani trafik art\u0131\u015flar\u0131: Bunlar genellikle trafikte \u00f6nemli bir art\u0131\u015fa neden olur.<\/li>\n\n\n\n
    2. \u00c7oklu IP adresleri: Sald\u0131r\u0131lar\u0131n ayn\u0131 anda birden fazla kaynaktan gelmesi, engellenmelerini zorla\u015ft\u0131r\u0131r.<\/li>\n\n\n\n
    3. \u00c7e\u015fitli sald\u0131r\u0131 vekt\u00f6rleri: Sald\u0131rganlar, bir sistemi bunaltmak i\u00e7in farkl\u0131 protokollerden yararlanabilir.<\/li>\n\n\n\n
    4. Da\u011f\u0131t\u0131lm\u0131\u015f yap\u0131: DDoS sald\u0131r\u0131lar\u0131, genellikle k\u00fcresel olarak da\u011f\u0131t\u0131lm\u0131\u015f, tek bir sistemi hedef alan birden fazla bilgisayar\u0131 i\u00e7erir.<\/li>\n<\/ol>\n\n\n\n

      DDoS Sald\u0131r\u0131s\u0131 T\u00fcrleri<\/h2>\n\n\n\n

      \u00c7ok say\u0131da DDoS sald\u0131r\u0131s\u0131 t\u00fcr\u00fc vard\u0131r ancak en yayg\u0131n olan\u0131 \u00fc\u00e7 kategoridir:<\/p>\n\n\n\n

        \n
      1. Hacim tabanl\u0131 sald\u0131r\u0131lar<\/strong>: Bu sald\u0131r\u0131lar hedeflenen sitenin bant geni\u015fli\u011fini t\u00fcketmeyi ama\u00e7lamaktad\u0131r. ICMP ta\u015fk\u0131nlar\u0131n\u0131 ve UDP ta\u015fk\u0131nlar\u0131n\u0131 i\u00e7erirler.<\/li>\n\n\n\n
      2. Protokol sald\u0131r\u0131lar\u0131<\/strong>: Bu sald\u0131r\u0131lar ICMP, SYN ve Ping of Death gibi belirli a\u011f protokollerine odaklan\u0131r ve hedefi alt etmek i\u00e7in bu protokollerdeki zay\u0131fl\u0131klardan yararlan\u0131r.<\/li>\n\n\n\n
      3. Uygulama katman\u0131 sald\u0131r\u0131lar\u0131<\/strong>: Bu sald\u0131r\u0131lar, web sayfalar\u0131n\u0131n sunucu \u00fczerinde olu\u015fturuldu\u011fu ve ziyaret\u00e7iye ula\u015ft\u0131r\u0131ld\u0131\u011f\u0131 katman\u0131 hedef al\u0131r. HTTP ta\u015fmalar\u0131n\u0131 ve yava\u015f sald\u0131r\u0131lar\u0131 i\u00e7erirler.<\/li>\n<\/ol>\n\n\n\n
        Tip<\/th>\u00d6rnekler<\/th><\/tr><\/thead>
        Hacim Tabanl\u0131 Sald\u0131r\u0131lar<\/td>ICMP seli, UDP seli<\/td><\/tr>
        Protokol Sald\u0131r\u0131lar\u0131<\/td>SYN seli, \u00d6l\u00fcm Ping'i<\/td><\/tr>
        Uygulama Katman\u0131 Sald\u0131r\u0131lar\u0131<\/td>HTTP seli, Slowloris<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        Kullan\u0131mlar, Sorunlar ve \u00c7\u00f6z\u00fcmler<\/h2>\n\n\n\n

        DDoS sald\u0131r\u0131lar\u0131, basit yaramazl\u0131klardan siyasi aktivizme, siber sava\u015ftan ticari sabotaja kadar \u00e7e\u015fitli k\u00f6t\u00fc niyetli nedenlerle kullan\u0131lmaktad\u0131r. Bu sald\u0131r\u0131lar\u0131n neden oldu\u011fu sorunlar, ge\u00e7ici hizmet kesintisinden, uzun vadeli itibar hasar\u0131na ve \u00f6nemli mali kay\u0131plara kadar de\u011fi\u015febilir.<\/p>\n\n\n\n

        DDoS sald\u0131r\u0131lar\u0131yla m\u00fccadele etmenin en iyi yolu, g\u00fcvenlik duvarlar\u0131, izinsiz giri\u015f tespit sistemleri ve trafik analizi \u00e7\u00f6z\u00fcmleri gibi sa\u011flam g\u00fcvenlik \u00f6nlemlerinin bir kombinasyonudur. Bununla birlikte, bu sald\u0131r\u0131lar\u0131n da\u011f\u0131t\u0131lm\u0131\u015f do\u011fas\u0131ndan dolay\u0131, bunlar\u0131 ba\u015far\u0131l\u0131 bir \u015fekilde azaltmak i\u00e7in genellikle \u00e7e\u015fitli internet kurulu\u015flar\u0131n\u0131n i\u015fbirli\u011fine dayal\u0131 \u00e7abalar\u0131 gerekir.<\/p>\n\n\n\n

        DDoS Sald\u0131r\u0131lar\u0131: Kar\u015f\u0131la\u015ft\u0131rmalar ve \u00d6zellikler<\/h2>\n\n\n\n

        DDoS sald\u0131r\u0131lar\u0131n\u0131 vir\u00fcsler, solucanlar ve di\u011fer DoS sald\u0131r\u0131 t\u00fcrleri gibi di\u011fer benzer siber tehditlerle kar\u015f\u0131la\u015ft\u0131rd\u0131\u011f\u0131m\u0131zda, DDoS sald\u0131r\u0131lar\u0131n\u0131n benzersiz \u00f6zellikleri vard\u0131r:<\/p>\n\n\n\n

          \n
        1. Da\u011f\u0131t\u0131lm\u0131\u015f yap\u0131: Di\u011fer sald\u0131r\u0131 t\u00fcrlerinden farkl\u0131 olarak DDoS sald\u0131r\u0131lar\u0131 ayn\u0131 anda birden fazla kaynaktan kaynaklan\u0131r.<\/li>\n\n\n\n
        2. Hacim ve yo\u011funluk: DDoS sald\u0131r\u0131lar\u0131n\u0131n \u00f6l\u00e7e\u011fi ve etkisi di\u011fer sald\u0131r\u0131 t\u00fcrlerinden \u00e7ok daha b\u00fcy\u00fck olabilir.<\/li>\n\n\n\n
        3. Ama\u00e7: Baz\u0131 siber sald\u0131r\u0131lar veri h\u0131rs\u0131zl\u0131\u011f\u0131 amac\u0131yla sistemlere s\u0131zmay\u0131 hedeflerken, DDoS sald\u0131r\u0131lar\u0131 \u00f6ncelikli olarak hizmeti aksatmay\u0131 ama\u00e7lamaktad\u0131r.<\/li>\n<\/ol>\n\n\n\n
          Sald\u0131r\u0131 T\u00fcr\u00fc<\/th>Men\u015fei<\/th>\u00d6l\u00e7ek<\/th>Birincil Ama\u00e7<\/th><\/tr><\/thead>
          DDoS Sald\u0131r\u0131s\u0131<\/td>\u00c7oklu kaynaklar<\/td>B\u00fcy\u00fck<\/td>Hizmet kesintisi<\/td><\/tr>
          DOS sald\u0131r\u0131s\u0131<\/td>Tek kaynak<\/td>Daha k\u00fc\u00e7\u00fck<\/td>Hizmet kesintisi<\/td><\/tr>
          Vir\u00fcs\/Solucan<\/td>Tek kaynak<\/td>De\u011fi\u015fir<\/td>Sistem enfeksiyonu\/veri h\u0131rs\u0131zl\u0131\u011f\u0131<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Gelecek Perspektifleri ve Teknolojiler<\/h2>\n\n\n\n

          DDoS sald\u0131r\u0131lar\u0131n\u0131n gelece\u011fi, s\u00fcrekli geli\u015fen teknoloji ve siber g\u00fcvenlik ortam\u0131ndan etkilenecektir. Nesnelerin \u0130nterneti'nin (IoT) y\u00fckseli\u015fiyle daha fazla cihaz internete ba\u011fland\u0131k\u00e7a, daha b\u00fcy\u00fck ve daha g\u00fc\u00e7l\u00fc DDoS sald\u0131r\u0131lar\u0131n\u0131n potansiyeli de art\u0131yor.<\/p>\n\n\n\n

          E\u015f zamanl\u0131 olarak bu tehditlere kar\u015f\u0131 siber g\u00fcvenlik teknolojileri de geli\u015fiyor. DDoS sald\u0131r\u0131lar\u0131n\u0131 daha verimli bir \u015fekilde tespit etmek ve bunlara yan\u0131t vermek i\u00e7in yapay zeka ve makine \u00f6\u011frenimi gibi teknikler kullan\u0131l\u0131yor. Benzer \u015fekilde, da\u011f\u0131t\u0131lm\u0131\u015f ve esnek yap\u0131s\u0131 nedeniyle Blockchain teknolojisinin DDoS azaltmadaki potansiyeli ara\u015ft\u0131r\u0131l\u0131yor.<\/p>\n\n\n\n

          DDoS Sald\u0131r\u0131lar\u0131 ve Proxy Sunucular\u0131<\/h2>\n\n\n\n

          Proxy sunucular DDoS sald\u0131r\u0131lar\u0131 ba\u011flam\u0131nda hem potansiyel bir hedef hem de ara\u00e7 olabilir. Kullan\u0131c\u0131lar ile internet aras\u0131nda arac\u0131 olan proxy sunucular, sa\u011flad\u0131klar\u0131 internet eri\u015fimini engellemek amac\u0131yla hedeflenebilmektedir.<\/p>\n\n\n\n

          Bunun tersine, sald\u0131rganlar DDoS sald\u0131r\u0131lar\u0131n\u0131 g\u00fc\u00e7lendirmek i\u00e7in a\u00e7\u0131k proxy sunucular\u0131n\u0131 k\u00f6t\u00fcye kullanabilir. Bu nedenle OneProxy gibi sa\u011flay\u0131c\u0131lar, hizmetlerinin k\u00f6t\u00fcye kullan\u0131lmas\u0131n\u0131 \u00f6nlemek ve sistemlerinin DDoS sald\u0131r\u0131lar\u0131n\u0131n kurban\u0131 olmas\u0131n\u0131 \u00f6nlemek i\u00e7in g\u00fc\u00e7l\u00fc g\u00fcvenlik \u00f6nlemlerinin al\u0131nd\u0131\u011f\u0131ndan emin olmal\u0131d\u0131r.<\/p>\n\n\n\n

          \u0130lgili Ba\u011flant\u0131lar<\/h2>\n\n\n\n
            \n
          1. Cloudflare \u2013 DDoS Sald\u0131r\u0131lar\u0131n\u0131 Anlamak<\/a><\/li>\n\n\n\n
          2. Akamai \u2013 DDoS Sald\u0131r\u0131 Korumas\u0131<\/a><\/li>\n\n\n\n
          3. Imperva \u2013 DDoS Korumas\u0131na \u0130li\u015fkin En \u0130yi K\u0131lavuz<\/a><\/li>\n<\/ol>\n\n\n\n

            \u00c7\u00f6z\u00fcm<\/h2>\n\n\n\n

            DDoS sald\u0131r\u0131lar\u0131 g\u00fcn\u00fcm\u00fcz\u00fcn dijital d\u00fcnyas\u0131nda \u00f6nemli bir tehdit olu\u015fturmaktad\u0131r. \u0130nternet \u00fczerindeki varl\u0131klar, bunlar\u0131n do\u011fas\u0131n\u0131 ve potansiyelini anlayarak kendilerini daha iyi haz\u0131rlayabilir ve bu y\u0131k\u0131c\u0131 siber sald\u0131r\u0131lara kar\u015f\u0131 daha etkili savunmalar geli\u015ftirebilirler.<\/p>","protected":false},"featured_media":482678,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476754","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about DDoS Attacks: An In-depth Analysis<\/mark>","faq_items":[{"question":"What is a DDoS attack?","answer":"A Distributed Denial of Service (DDoS) attack is a type of cyber attack that aims to make a machine, network, or service unavailable to its intended users by overloading the system with superfluous requests, thereby preventing it from processing legitimate traffic."},{"question":"When was the first documented case of a DDoS attack?","answer":"The first documented case of a DDoS attack occurred in 1999 when a network of compromised University computers was used to flood a victim's network with traffic."},{"question":"How does a DDoS attack work?","answer":"A DDoS attack exploits the fundamental client-server communication model on the internet. The attacker sends a massive amount of illegitimate requests from multiple sources, or botnets, which overwhelms the server's capacity to handle legitimate ones."},{"question":"What are the key features of DDoS attacks?","answer":"Key features of DDoS attacks include sudden traffic spikes, multiple IP addresses, the use of a variety of attack vectors, and their distributed nature."},{"question":"What types of DDoS attacks exist?","answer":"The three most common types of DDoS attacks are volume-based attacks, protocol attacks, and application layer attacks. Examples of these attacks include ICMP floods, SYN floods, and HTTP floods, respectively."},{"question":"How can DDoS attacks be mitigated?","answer":"DDoS attacks can be mitigated through a combination of robust security measures, such as firewalls, intrusion detection systems, and traffic analysis solutions. However, successful mitigation often requires the cooperative efforts of various internet entities due to the distributed nature of these attacks."},{"question":"How are DDoS attacks related to proxy servers?","answer":"Proxy servers can be both a potential target and tool in DDoS attacks. They can be targeted to disrupt the internet access they provide. On the other hand, attackers can misuse open proxy servers to amplify DDoS attacks. Therefore, proxy server providers need to ensure strong security measures to prevent the misuse of their services and to protect their systems."},{"question":"What is the future of DDoS attacks?","answer":"The future of DDoS attacks is likely to be influenced by the evolving technology landscape. With more devices being connected to the internet, there is potential for larger and more potent DDoS attacks. At the same time, technologies like AI, machine learning, and blockchain are being explored to better detect and counteract these threats."}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/476754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/476754\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media\/482678"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media?parent=476754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}