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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [RFC] IMA Log Snapshotting Design Proposal Content-Language: en-US To: James Bottomley , Stefan Berger , Sush Shringarputale , linux-integrity@vger.kernel.org, zohar@linux.ibm.com, peterhuewe@gmx.de, jarkko@kernel.org, jgg@ziepe.ca, kgold@linux.ibm.com, bhe@redhat.com, vgoyal@redhat.com, dyoung@redhat.com, kexec@lists.infradead.org, jmorris@namei.org, Paul Moore , serge@hallyn.com Cc: code@tyhicks.com, nramas@linux.microsoft.com, linux-security-module@vger.kernel.org References: <5d21276a-daac-fc9b-add9-62e7c04bbdcd@linux.ibm.com> <8ad131f35c33cf10788344be6c981473971f9c1c.camel@HansenPartnership.com> <350ecdcbf7796f488807fcd7983414a02dd71be4.camel@HansenPartnership.com> From: Tushar Sugandhi In-Reply-To: <350ecdcbf7796f488807fcd7983414a02dd71be4.camel@HansenPartnership.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230809_213137_186445_ABA3F20A X-CRM114-Status: GOOD ( 22.46 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org CgpPbiA4LzgvMjMgMTE6MjYsIEphbWVzIEJvdHRvbWxleSB3cm90ZToKPiBPbiBUdWUsIDIwMjMt MDgtMDggYXQgMDk6MzEgLTA0MDAsIFN0ZWZhbiBCZXJnZXIgd3JvdGU6Cj4+Cj4+IE9uIDgvOC8y MyAwODozNSwgSmFtZXMgQm90dG9tbGV5IHdyb3RlOgo+Pj4gT24gTW9uLCAyMDIzLTA4LTA3IGF0 IDE4OjQ5IC0wNDAwLCBTdGVmYW4gQmVyZ2VyIHdyb3RlOgo+Pj4+Cj4+Pj4gT24gOC8xLzIzIDE3 OjIxLCBKYW1lcyBCb3R0b21sZXkgd3JvdGU6Cj4+Pj4+IE9uIFR1ZSwgMjAyMy0wOC0wMSBhdCAx MjoxMiAtMDcwMCwgU3VzaCBTaHJpbmdhcnB1dGFsZSB3cm90ZToKPj4+Pj4gWy4uLl0KPj4+Pj4+ IFRydW5jYXRpbmcgSU1BIGxvZyB0byByZWNsYWltIG1lbW9yeSBpcyBub3QgZmVhc2libGUsIHNp bmNlCj4+Pj4+PiBpdCBtYWtlcyB0aGUgbG9nIGdvIG91dCBvZiBzeW5jIHdpdGggdGhlIFRQTSBQ Q1IgcXVvdGUgbWFraW5nCj4+Pj4+PiByZW1vdGUgYXR0ZXN0YXRpb24gZmFpbC4KPj4+Pj4gVGhp cyBhc3N1bXB0aW9uIGlzbid0IGVudGlyZWx5IHRydWUuwqAgSXQncyBwZXJmZWN0bHkgcG9zc2li bGUKPj4+Pj4gdG8gc2hhcmQgYW4gSU1BIGxvZyB1c2luZyB0d28gVFBNMl9RdW90ZSdzIGZvciB0 aGUgYmVnaW5uaW5nCj4+Pj4+IGFuZCBlbmQgUENSIHZhbHVlcyB0byB2YWxpZGF0ZSB0aGUgc2hh cmQuwqAgVGhlIElNQSBsb2cgY291bGQgYmUKPj4+Pj4gdHJ1bmNhdGVkIGluIHRoZSBzYW1lIHdh eSAocmVwbGFjZSB0aGUgcmVtb3ZlZCBwYXJ0IG9mIHRoZSBsb2cKPj4+Pj4gd2l0aCBhIFRQTTJf UXVvdGUgYW5kIEFLLCBzbyB0aGUgbG9nIHN0aWxsIHZhbGlkYXRlcyBmcm9tIHRoZQo+Pj4+PiBi ZWdpbm5pbmcgcXVvdGUgdG8gdGhlIGVuZCkuCj4+Pj4+Cj4+Pj4+IElmIHlvdSB1c2UgYSBUUE0y X1F1b3RlIG1lY2hhbmlzbSB0byBzYXZlIHRoZSBsb2csIGFsbCB5b3UgbmVlZAo+Pj4+PiB0byBk byBpcyBoYXZlIHRoZSBrZXJuZWwgZ2VuZXJhdGUgdGhlIHF1b3RlIHdpdGggYW4gaW50ZXJuYWwK Pj4+Pj4gQUsuwqAgWW91IGNhbiBrZWVwIGEgcmVjb3JkIG9mIHRoZSBxdW90ZSBhbmQgdGhlIEFL IGF0IHRoZQo+Pj4+PiBiZWdpbm5pbmcgb2YgdGhlIHRydW5jYXRlZCBrZXJuZWwgbG9nLsKgIElm IHRoZSB0cnVuY2F0ZWQKPj4+Pj4gZW50cmllcyBhcmUgc2F2ZWQgaW4gYSBmaWxlIHNoYXJkIGl0 Cj4+Pj4gVGhlIHRydW5jYXRpb24gc2VlbXMgZGFuZ2Vyb3VzIHRvIG1lLiBNYXliZSBub3QgYWxs IHRoZSBzY2VuYXJpb3MKPj4+PiB3aXRoIGFuIGF0dGVzdGF0aW9uIGNsaWVudCAoY2xpZW50ID0g cmVhZGluZyBsb2dzIGFuZCBxdW90aW5nKQo+Pj4+IGFyZSBwb3NzaWJsZSB0aGVuIGFueW1vcmUs IHN1Y2ggYXMgc3RhcnRpbmcgYW4gYXR0ZXN0YXRpb24gY2xpZW50Cj4+Pj4gb25seSBhZnRlciB0 cnVuY2F0aW9uIGJ1dCBhIHZlcmlmaWVyIG11c3QgaGF2ZSB3aXRuZXNzZWQgdGhlCj4+Pj4gc3lz dGVtJ3MgUENScyBhbmQgbG9nIHN0YXRlIGJlZm9yZSB0aGUgdHJ1bmNhdGlvbiBvY2N1cnJlZC4K Pj4+IFRoYXQncyBub3QgZXhhY3RseSBjb3JyZWN0LsKgIE5vdGhpbmcgbmVlZHMgdG8gaGF2ZSAi d2l0bmVzc2VkIiB0aGUKPj4+IHN0YXJ0aW5nIFBDUiB2YWx1ZSBiZWNhdXNlIHRoZSBxdW90ZSB2 b3VjaGVzIGZvciBpdCAoYW5kIGNhbiB2b3VjaAo+Pj4gZm9yIGl0IGFmdGVyIHRoZSBmYWN0KS7C oCBUaGUgb25seSB0aGluZyB5b3UgbmVlZCB0byB2ZXJpZnkgdGhlCj4+PiBxdW90ZSBpcyB0aGUg YXR0ZXN0YXRpb24ga2V5IGFuZCB0aGUgb25seSB0aGluZyB5b3UgbmVlZCB0byBkbyB0bwo+Pj4g dHJ1c3QgdGhlIGF0dGVzdGF0aW9uIGtleSBpcyBlbnN1cmUgaXQgd2FzIFRQTSBjcmVhdGVkLsKg IEFsbCBvZgo+Pj4gdGhhdCBjYW4gYmUgdmVyaWZpZWQgYWZ0ZXIgdGhlIGZhY3QgYXMgd2VsbC7C oCBUaGUgb25seSB0aGluZyB0aGF0Cj4+PiBjYW4gYmUgZG9uZSB0byBkaXNydXB0IHRoaXMgaXMg dG8gZGVzdHJveSB0aGUgVFBNIChvciByZS1vd24gaXQpLj4KPj4+IFJlbWVtYmVyIHRoZSBhc3N1 bXB0aW9uIGlzIHlvdSAqYWxzbyogaGF2ZSB0aGUgcmVtb3ZlZCBsb2cgc2hhcmQgdG8KPj4+IHBy ZXNlbnQuwqAgRnJvbSB0aGF0IHRoZSBQQ1Igc3RhdGUgb2YgdGhlIHN0YXJ0aW5nIHF1b3RlIGNh biBiZQo+PiBZZXMsIHRoZSB3aG9sZSBzZXF1ZW5jZSBvZiBvbGQgbG9ncyBuZWVkcyB0byBiZSBh dmFpbGFibGUuCj4gWWVzIGFuZCBuby4gIElmIHRoZSBwZXJzb24gcmVseWluZyBvbiB0aGUgbG9n cyBpcyBoYXBweSB0aGV5J3ZlCj4gZXh0cmFjdGVkIGFsbCB0aGUgZXZpZGVudGlhcnkgdmFsdWUg ZnJvbSB0aGUgbG9nIGl0c2VsZiB0aGVuIHRoZXkgY2FuCj4gcmVkdWNlIHRoZSBwcmVjZWRpbmcg bG9nIHNoYXJkIHRvIHNpbXBseSB0aGUgUENSIHZhbHVlcyB0aGF0IG1hdGNoIHRoZQo+IHF1b3Rl IGFuZCBkaXNjYXJkIHRoZSByZXN0Lgo+Cj4+ICAgSUYgdGhhdCdzIHRoZSBjYXNlIGFuZCB0aGUg bG9ncyBjYW4gYmUgc3RpdGNoZWQgdG9nZXRoZXIgc2VhbWxlc3NseSwKPj4gd2hvIHRoZW4gbG9v a3MgYXQgdGhlIGtlcm5lbCBBSyBxdW90ZSBhbmQgdW5kZXIgd2hhdCBjaXJjdW1zdGFuY2VzPwo+ IEZvciBpbmNyZW1lbnRhbCBhdHRlc3RhdGlvbi4gIEVhY2ggbG9nIHNoYXJkIGNhbiBiZSB2ZXJp ZmllZCB1c2luZyB0aGUKPiBiYXNlIFBDUiB2YWx1ZXMgY29ycmVzcG9uZGluZyB0byB0aGUgYm90 dG9tIHF1b3RlIHRoZW4gcmVwbGF5ZWQgYW5kIHRoZQo+IHRvcCBxdW90ZSB2ZXJpZmllZC4gIFRo aXMgbWVhbnMgdGhhdCBsb2dzIHRoYXQgYXJlbid0IG5lZWRlZCBhbnltb3JlCj4gY2FuIGJlIGRp c2NhcmRlZCwgd2hpY2gsIEkgcmVjYWxsLCB3YXMgdGhlIGJhc2UgcmVhc29uIGZvciB0aGlzCj4g cHJvcG9zYWw6IHJlZHVjaW5nIElNQSBtZW1vcnkgY29uc3VtcHRpb24uICBBbHRob3VnaCBhbGwg eW91IG5lZWQgdG8gZG8KPiBpcyBleHRyYWN0IHRoZSBzaGFyZHMgZnJvbSBrZXJuZWwgbWVtb3J5 IHRvIGZpbGUgc3BhY2UgYW5kIGZyZWUgdGhlCj4ga2VybmVsIG1lbW9yeS4gIFNpbmNlIHRoYXQg c2NoZW1lIGNhbiBrZWVwIGFsbCBsb2dzIGludGFjdCwgdGhlcmUncyBubwo+IHJlYXNvbiB0byBm dXJ0aGVyIHJlZHVjZSB0aGVtIHVubGVzcyB0aGUgZmlsZXN5c3RlbSBpcyBydW5uaW5nIG91dCBv Zgo+IHNwYWNlLgo+Cj4gSmFtZXMKVGhhbmsgeW91IEphbWVzIGZvciBhZGRyZXNzaW5nIFN0ZWZh buKAmXMgY29uY2VybnMgaGVyZS4KQXBwcmVjaWF0ZSBpdC4KCgp+VHVzaGFyCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwprZXhlYyBtYWlsaW5nIGxpc3QK a2V4ZWNAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2tleGVjCg==