Nerds

Now and then, you may need a delegated admin to manage it, and Carbonio CE doesn’t provide an easy way to do it using the Admin UI. But let’s give them credit: you can easily promote any account to Global Admin just by editing it and clicking on a button. Well done, Zextras! In this […]

Carbonio deal with certificates in layers. First there is the root certificate. That’s the main certificate used by all services, including the ones that can’t deploy certificates using a proxy, like SMTP, IMAP and POP. The root certificate will be used for ALL services on the main domain. In a second layer there are services

More I see, more I like it! Yes, the whole project have a lot of room to improvement, but there are so many new good tools available. Let’s Encryption built-in support is one of it. So let me tell you how to take advantage of it’s full potential. Carbonio brings in it’s own updated certbot,

Carbonio is pretty and modern but you’ll like to have it into your style, with a different background and your logo. Me too! I’ll show you how to do it, juts follow the steps below. This way you can have different wallpapers and logo for each domain hosted on your server. ALERT: all this changes

For many many years Luca’s zmbackup saved our lives and souls with his Free Software zmbackup implementation. So, let me start congratulating and thanking him deeply. Zmbackup have all needed functions to backup and restore Zimbra’s mailboxes fully and incremental. Once Carbonio CE became the right Zimbra OSE alternative we needed a tool to do

Carbonio is a very fine e-mail server but you must take all measures to avoid the damage an infected account can do to your server reputation. Sending thousands of spams will definitively put your server in blocklists on all major Email providers. So, this is a tutorial to enable and setup cbpolicy to create sending

This is it. After over a decade, I had to install a different E-mail/Collaboration server than Zimbra. Carbonio from Zextras is a great tool and if it still has a lot to improve it’s ready to go in production and fulfill most users needs to replace Zimbra as a popular E-mail server. Don’t fool yourself,

Então você gastou horas instalando um sistema anti-spam da melhor qualidade. Muitas vezes mais de um, funcionando juntos com inteligência bayesiana, filtro de SPF, checagem a nível de envelope, com gateway exclusivo, checagem de conteúdo e claro, retenção e integrado ao protocolo IMAP para permitir uma gestão dinâmica diretamente pelos usuários, além de greylist e

O fato é que o Let’s Encrypt conquistou o mercado revolucionando o acesso aos certificados gratuitos. A EFF – Electronic Frontier Foundation fez um trabalho sensacional democratizando o acesso e permitindo que a internet fosse um lugar mais seguro de forma acessível para todos. Portanto fica o registro e meus mais honestos agradecimentos. Mas diversidade

Hoje tive minha primeira ocorrência de mensagem não recebida por erro de DANE: uma conta de um domínio hospedado no outlook.com da Miscrosoft nos enviou várias mensagens que nunca chegavam. Sem recebimento do meu lado e sem mensagem de erro do lado deles, as mensagens simplesmente sumiam. DANE – DNS-based Authentication of Named Entities é