{"id":4227,"date":"2020-10-30T21:20:33","date_gmt":"2020-10-30T20:20:33","guid":{"rendered":"https:\/\/webhosting.de\/?p=4227"},"modified":"2020-10-30T21:20:33","modified_gmt":"2020-10-30T20:20:33","slug":"pare-feu","status":"publish","type":"post","link":"https:\/\/webhosting.de\/fr\/firewall\/","title":{"rendered":"Pare-feu"},"content":{"rendered":"

Si vous poss\u00e9dez et utilisez votre propre ordinateur, vous voulez naturellement vous assurer que les autres utilisateurs ne peuvent pas acc\u00e9der \u00e0 votre Donn\u00e9es<\/a> ...vous aurez. L'une des applications ou l'un des programmes les plus importants d'un ordinateur est ce qu'on appelle le Pare-feu<\/a>.<\/p>\n

Qu'est-ce qu'un pare-feu ?<\/h2>\n

Un pare-feu ne doit manquer sur aucun ordinateur. Il emp\u00eache de mani\u00e8re tr\u00e8s fiable que des attaquants ou des pirates informatiques acc\u00e8dent \u00e0 vos donn\u00e9es. Cette mesure de protection, qui est g\u00e9n\u00e9ralement d\u00e9j\u00e0 pr\u00e9install\u00e9e sur chaque ordinateur, garantit \u00e9galement que les pirates ou les agresseurs ne peuvent laisser aucune donn\u00e9e sur votre ordinateur. L'objectif des attaquants est de permettre aux logiciels malveillants de rester sur votre PC. Avec un pare-feu, cette t\u00e2che est de toute fa\u00e7on rendue beaucoup plus difficile. Les logiciels malveillants mettent en danger vos donn\u00e9es personnelles et g\u00e9n\u00e9ralement aussi tr\u00e8s sensibles. Vous devez donc vous assurer que le pare-feu est activ\u00e9 sur votre ordinateur \u00e0 domicile.<\/p>\n

En principe, le pare-feu n'est rien d'autre qu'une sorte de filtre. Ce filtre v\u00e9rifie que les programmes install\u00e9s ne comportent pas d'erreurs et qu'ils ne sont pas accessibles \u00e0 des personnes non autoris\u00e9es. Le pare-feu fonctionne en permanence en arri\u00e8re-plan et si des incoh\u00e9rences se produisent, le filtre en informe l'utilisateur imm\u00e9diatement et automatiquement.<\/p>\n

En termes simples, cela signifie que le pare-feu r\u00e9gule et contr\u00f4le le trafic de votre ordinateur. Dans de nombreux cas, l'utilisateur lui-m\u00eame peut \u00e9galement fixer certaines exceptions. Dans certains cas, cela est \u00e9galement tr\u00e8s utile.<\/p>\n

Protection par pare-feu<\/h3>\n

Si vous souhaitez emp\u00eacher les pirates et les agresseurs d'acc\u00e9der \u00e0 votre ordinateur, vous devez donc prendre toutes les mesures de protection disponibles. La premi\u00e8re \u00e9tape consiste certainement \u00e0 activer le pare-feu install\u00e9.<\/p>\n

Vous ne remarquerez pas vraiment l'activation. Ainsi, si vous avez d\u00e9sactiv\u00e9 le pare-feu, vous augmentez le risque d'attaque par les pirates. Vous n'avez certainement aucun int\u00e9r\u00eat \u00e0 ce que des \u00e9trangers acc\u00e8dent \u00e0 vos donn\u00e9es personnelles et les utilisent \u00e9ventuellement \u00e0 mauvais escient.<\/p>\n

Un bref aper\u00e7u des fonctions :<\/h4>\n

- Contr\u00f4le dans Internet<\/a> et les r\u00e9seaux
\n- Le trafic de donn\u00e9es est s\u00e9curis\u00e9
\n- une protection fiable de la vie priv\u00e9e
\n- Alerte imm\u00e9diate en cas d'activit\u00e9s non d\u00e9sir\u00e9es ou m\u00eame suspectes<\/p>\n

Un pare-feu est tr\u00e8s conseill\u00e9 dans tous les cas, mais il n'emp\u00eache pas toujours le pire. Vous devez toujours \u00eatre conscient que tous les sc\u00e9narios ne sont pas s\u00e9curis\u00e9s et que des attaques ou des acc\u00e8s non autoris\u00e9s peuvent se produire encore et encore. Si vous utilisez l'internet, vous devez traiter vos donn\u00e9es avec soin et pr\u00e9caution. Il est donc fortement conseill\u00e9 de mettre en place des mesures de s\u00e9curit\u00e9 suppl\u00e9mentaires. Mais avec un pare-feu, vous faites le premier et le bon pas.<\/p>\n

Si vous avez besoin d'informations plus d\u00e9taill\u00e9es sur le sujet des pare-feu, il est int\u00e9ressant de jeter un coup d'\u0153il aux nombreux forums d'experts en informatique. Cependant, les informaticiens s'accordent \u00e0 dire qu'un pare-feu devrait et doit fonctionner et \u00eatre activ\u00e9 sur chaque ordinateur. Prot\u00e9gez-vous contre tout acc\u00e8s non autoris\u00e9 et prenez toutes les pr\u00e9cautions n\u00e9cessaires en mati\u00e8re de s\u00e9curit\u00e9. Manipulez Internet avec pr\u00e9caution et supprimez imm\u00e9diatement les programmes suspects de votre PC.<\/p>\n

Conclusion<\/h3>\n

En r\u00e9sum\u00e9, on ne peut que constater que les attaques et l'acc\u00e8s aux donn\u00e9es personnelles sont de plus en plus fr\u00e9quents. La raison en est en fait expliqu\u00e9e tr\u00e8s simplement. De nombreux utilisateurs oublient tout simplement de prendre un pare-feu et d'autres mesures de s\u00e9curit\u00e9. Bien s\u00fbr, les attaquants et les pirates informatiques choisissent sp\u00e9cifiquement ces ordinateurs. Ne laissez donc aucune chance aux pirates de frapper et d'activer le pare-feu pr\u00e9install\u00e9 sur votre ordinateur.<\/p>","protected":false},"excerpt":{"rendered":"

Wer einen eigenen Computer besitzt und diesen auch verwendet, der will nat\u00fcrlich auch sicherstellen, dass andere User keinen Zugriff auf die pers\u00f6nlichen Daten bekommen. Eine der wohl wichtigsten Anwendungen bzw. Programme bei einem Computer ist die sogenannte Firewall. Was ist eine Firewall? Eine Firewall darf eigentlich auf keinem Computer fehlen. Diese verhindert sehr zuverl\u00e4ssig, dass 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