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From: "Luke A. Guest" <laguest@archeia.com>
Subject: Re: The Ravenscar profile and capabilities paradigm
Date: Tue, 12 Oct 2021 01:45:40 +0100	[thread overview]
Message-ID: <sk2ltu$170a$1@gioia.aioe.org> (raw)
In-Reply-To: <r959mg5q5h9u78stmi63ndq1u4lct9in1l@4ax.com>

On 11/10/2021 20:50, Doctor Who wrote:
> On Mon, 11 Oct 2021 20:36:46 +0100, "Luke A. Guest"
> <laguest@archeia.com> wrote:
> 
>> On 11/10/2021 20:25, Doctor Who wrote:
>>> On Mon, 11 Oct 2021 15:48:37 +0100, "Luke A. Guest"
>>> <laguest@archeia.com> wrote:
>>>
>>>> On 11/10/2021 14:33, Doctor Who wrote:
>>>>> Hello,
>>>>> someone knows how to introduce the capabilities paradigm in Ada,
>>>>> specifically for programs written using the Ravenscar profile ?
>>>>>
>>>>>
>>>>
>>>> Capabilities are just a set of operations that an object / user can
>>>> perform, or not. So, it's merely a bitset. A bitset which can form
>>>> derived bitsets.
>>>>
>>>
>>> no it is another thing,
>>> https://en.wikipedia.org/wiki/Capability-based_security
>>>
>>
>> I know what it is. It is still a set of bits, or, permissions, or
>> capabilities. The capabilities are usually provided by the OS services.
>>
>> But as you didn't specify whether you wanted to map onto an existing OS'
>> capabilities or if you wanted to implement your own, I went with the latter.
> 
> there isn't any existing OS that provides capability-security from the
> ground up, I intend to implement my own.
> 

CapOS/KeyOS don't exist then?

Windows has capabilities.

Pretty sure iOS has them too.

  reply	other threads:[~2021-10-12  0:45 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-11 13:33 Doctor Who
2021-10-11 14:48 ` Luke A. Guest
2021-10-11 19:25   ` Doctor Who
2021-10-11 19:36     ` Luke A. Guest
2021-10-11 19:50       ` Doctor Who
2021-10-12  0:45         ` Luke A. Guest [this message]
2021-10-12  0:47           ` Luke A. Guest
2021-10-12  2:31             ` Doctor Who
2021-10-12  2:29           ` Doctor Who
2021-10-12  2:35             ` Doctor Who
2021-10-12  3:19             ` Doctor Who
2021-10-12  5:17         ` Richard Iswara
2021-10-12  6:42           ` Doctor Who
2021-10-12 11:51             ` Richard Iswara
2021-10-12 11:58               ` Luke A. Guest
2021-10-12 15:04                 ` Doctor Who
2021-10-11 15:32 ` Simon Wright
2021-10-11 19:24   ` Doctor Who
2021-10-12 15:01     ` Shark8
2021-10-12 15:02       ` Luke A. Guest
2021-10-12 15:33         ` Shark8
2021-10-12 15:43           ` Luke A. Guest
2021-10-12 18:21             ` Doctor Who
2021-10-12 18:24               ` Doctor Who
2021-10-14  3:46       ` Doctor Who
2021-10-14 15:16         ` Shark8
2021-10-14 16:38           ` Doctor Who
2021-10-14 21:20             ` Simon Wright
2021-10-15 11:21               ` Doctor Who
2021-10-11 15:48 ` Shark8
2021-10-11 19:25   ` Doctor Who
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