Businesses spend a significant amount of resources every year on preventing online fraud. However, the ability to prevent unjustified chargebacks remains complex due to the challenge of knowing that a cardholder will submit a fraudulent claim at a later date. In Spain, the implementation of electronic commerce has grown progressively in recent years. According to […]

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“Algunos de los emails que envío me vienen devueltos con el mensaje de error ‘SMTP diagnostic: 550 5.7.1 Sender ID (PRA) Not Permitted’. ¿Qué es esto y qué puedo hacer al respecto?” Sender ID intenta mejorar una deficiencia principal en Sender Policy Framework (SPF), y es que este no verifica las direcciones de cabecera que […]

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Es habitual que exista confusión entre distintos conceptos que tienen que ver con la criptografía, especialmente en su aplicación en las comunicaciones email: firma, encriptación, cifrado y certificación de un mensaje email. Email firmado electrónicamente Firmar electrónicamente un email responde solamente a dos objetivos: No repudio: acreditar quien es el autor de la comunicación. Integridad: […]

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There seems to be some confusion between different concepts that have something to do with cryptography, particularly in their application to email communications: signature, encryption, encoding, and registration of email messages. Digitally signed emails Digitally signing emails only fulfills two objectives: Non-repudiation: to accredit who the author of the communication is. Integrity: to ensure that […]

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This is not about comparing existing methods aimed to certify –or register– emails, but about comparing the features and pricing of several products on offer. eEvidence it’s based on a patent pending methodology, as it is in many ways unique. This makes it difficult to determine whom can we compare our product with. Nevertheless, in […]

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