# Trust & Compliance

**URL:** https://altosignpdf.com/community/c/trust-compliance/12.md

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## [About the Trust & Compliance category](https://altosignpdf.com/community/t/about-the-trust-compliance-category/14)

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**Author:** [@system](https://altosignpdf.com/community/u/system)\
**Replies:** 0\
**Last updated:** [October 28, 2026, 2:22pm UTC](https://altosignpdf.com/community/t/about-the-trust-compliance-category/14 "2026-10-28T14:22:13Z")

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Keeping documents private and protected.

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## [Is it possible to open locked PDF without password on my phone?](https://altosignpdf.com/community/t/is-it-possible-to-open-locked-pdf-without-password-on-my-phone/47)

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**Author:** [@Elizabeth\_99](https://altosignpdf.com/community/u/Elizabeth_99)\
**Replies:** 9\
**Last updated:** [November 8, 2026, 11:38am UTC](https://altosignpdf.com/community/t/is-it-possible-to-open-locked-pdf-without-password-on-my-phone/47 "2026-11-08T11:38:17Z")

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An old client sent me a secured PDF contract on my Android, but they forgot the password and I need to review it today. Is there any way to bypass the lock directly from mobile?

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## [Is epdfkitapp safe to use for signing my client contracts?](https://altosignpdf.com/community/t/is-epdfkitapp-safe-to-use-for-signing-my-client-contracts/75)

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**Author:** [@DylanScott](https://altosignpdf.com/community/u/DylanScott)\
**Replies:** 5\
**Last updated:** [November 7, 2026, 11:38pm UTC](https://altosignpdf.com/community/t/is-epdfkitapp-safe-to-use-for-signing-my-client-contracts/75 "2026-11-07T23:38:20Z")

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I’ve got three client contracts that need signatures by Friday and I’m wondering if epdfkitapp is actually safe for uploading those files. Anyone know if it handles confidential docs okay?

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## [Does anyone know how to protect pdf files quickly?](https://altosignpdf.com/community/t/does-anyone-know-how-to-protect-pdf-files-quickly/63)

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**Author:** [@Jesse\_2010](https://altosignpdf.com/community/u/Jesse_2010)\
**Replies:** 7\
**Last updated:** [November 7, 2026, 5:08pm UTC](https://altosignpdf.com/community/t/does-anyone-know-how-to-protect-pdf-files-quickly/63 "2026-11-07T17:08:13Z")

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I need to lock down some PDF files before sending them out for work, but it has to be done fast on my laptop. What’s the quickest way to add protection without extra steps?

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## [Where can I learn how to encrypt a pdf for email?](https://altosignpdf.com/community/t/where-can-i-learn-how-to-encrypt-a-pdf-for-email/94)

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**Author:** [@nameless.31430](https://altosignpdf.com/community/u/nameless.31430)\
**Replies:** 1\
**Last updated:** [November 7, 2026, 4:30pm UTC](https://altosignpdf.com/community/t/where-can-i-learn-how-to-encrypt-a-pdf-for-email/94 "2026-11-07T16:30:00Z")

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I need to email a PDF with some personal details, but I’ve never encrypted a file before. Where can I find beginner-friendly instructions for protecting it with a password?

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## [I need to sign a contract but is mktbtypdf safe?](https://altosignpdf.com/community/t/i-need-to-sign-a-contract-but-is-mktbtypdf-safe/36)

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**Author:** [@Nathan23](https://altosignpdf.com/community/u/Nathan23)\
**Replies:** 10\
**Last updated:** [November 7, 2026, 4:38am UTC](https://altosignpdf.com/community/t/i-need-to-sign-a-contract-but-is-mktbtypdf-safe/36 "2026-11-07T04:38:13Z")

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I need to sign a rental agreement and came across mktbtypdf to do it, but I’m worried about whether it’s safe to use. Anyone know?

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## [How can I learn how to remove password from pdf files I own?](https://altosignpdf.com/community/t/how-can-i-learn-how-to-remove-password-from-pdf-files-i-own/39)

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**Author:** [@z0mbie](https://altosignpdf.com/community/u/z0mbie)\
**Replies:** 9\
**Last updated:** [November 4, 2026, 11:38am UTC](https://altosignpdf.com/community/t/how-can-i-learn-how-to-remove-password-from-pdf-files-i-own/39 "2026-11-04T11:38:18Z")

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Years ago I saved a few PDFs of my own with a password I’ve since forgotten, and I’m on a Windows laptop. How do I learn to remove the password so I can open them again?