Author Archives: icarus

Set the key length to 128 when encrypting pdf files

Key length is sometimes used to measure the relative strength of the encryption algorithm (i.e., the longer the key length, the more difficult the key is to decode). Encryption can be describes as 128-bit & 40-bit in terms of key … Continue reading

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Set the key length to 40 when encrypting pdf files

Key length is sometimes used to measure the relative strength of the encryption algorithm (i.e., the longer the key length, the more difficult the key is to decode). Encryption can be describes as 40-bit &128-bit in terms of key length. … Continue reading

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Set the key length when encrypting pdf files through command line

To make sure you understand this article, the VeryPDF.com lists two computer terms here. Encryption is a sophisticated scrambling method that is designed to prevent unauthorized eavesdropping on electronic data. It works by taking a piece of information and processing … Continue reading

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Encrypt pdf file with owner password using command line

Encryption is an especially popular and effective technique for maintaining Internet security. People rely on encryption on the Internet more than ever before. For shopping, paying bills, banking online, and many other purposes, it's important that Internet transactions remain as … Continue reading

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Encrypt pdf file with open password using command line

A password is a secret word or string of characters that is used for authentication, to prove identity or gain access to a resource (example: an access code is a type of password). The password should be kept secret from … Continue reading

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